DTC DETECTION LOGIC AND CONDITIONS [WL-C, WE-C (Thailand, General (L.H.D. R.H.D.) specs.)]

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P0016 CKP-CMP correlation

• The PCM monitors the input pulses from the CKP and CMP sensors. If the pick-up timing input pulses do not match each other, the PCM determines that the camshaft position does not coincide with the crankshaft position.

P0045 Variable boost control (VBC) solenoid valve control circuit open

• The PCM monitors the VBC solenoid valve control signal. If the VBC solenoid valve control voltage is less than 5 V for 2 s when the VBC solenoid valve is off, the PCM determines that there is a VBC solenoid valve control circuit malfunction (open circuit).

P0046 Variable boost control (VBC) solenoid valve circuit range/performance malfunction

• The PCM monitors the driver IC temperature of the VBC solenoid valve. If the temperature of the VBC solenoid valve driver IC in the PCM exceeds 150 °C{320 °F} while the VBC solenoid valve is operating, the PCM determines that there is a VBC solenoid value malfunction.

P0047 Variable boost control (VBC) solenoid valve control circuit low input

• The PCM monitors the VBC solenoid valve control signal. If the PCM turns VBC solenoid valve off but the voltage at PCM terminal 178 still remains low, the PCM determines that the VBC solenoid valve circuit has a malfunction (circuit short to ground).

P0048 Variable boost control (VBC) solenoid valve control circuit high input

• The PCM monitors the VBC solenoid valve control signal. If the PCM turns VBC solenoid valve on but the current at PCM terminal 178 still remains high, the PCM determines that the VBC solenoid valve circuit has a malfunction (circuit short to power supply).

P0088 Fuel pressure system too high

• The PCM monitors the fuel pressure in the common rail from the fuel pressure sensor while the engine is running. If the fuel pressure is more than the preprogrammed criteria, the PCM determines that the fuel pressure is too high.

P0093 Fuel system leak detection

• The PCM monitors the fuel pressure in the common rail from the fuel pressure sensor while the engine is running. If the fuel pressure is lower than the preprogrammed criteria, the PCM determines that there is leakage in the fuel system.

P0097 Intake air temperature (IAT) sensor No.2 circuit low input

• The PCM monitors the input signal from intake air temperature sensor No.2. If the voltage from intake air temperature sensor No.2 is less than 0.1 V for 2 s, the PCM determines that there is a malfunction in the intake air temperature sensor No.2 circuit.

P0098 Intake air temperature (IAT) sensor No.2 circuit high input

• The PCM monitors the input signal from intake air temperature sensor No.2. If the voltage from intake air temperature sensor No.2 is more than 4.6 V for 1 s, the PCM determines that there is a malfunction in the intake air temperature sensor No.2 circuit.

P0102 Mass airflow (MAF) sensor circuit low input

• The PCM calculates the intake air flow amount based on the airflow sensor. If the calculated intake air flow amount is below 0.44 g/s {0.058 lb/min} for 2.0 s while the engine is running, the PCM determines that the airflow sensor signal input is low.

P0103 Mass airflow (MAF) sensor circuit high input

• The PCM calculates the intake air flow amount based on the airflow sensor. If the calculated intake air flow amount is above 170 g/s {22 lb/min} for 1.5 s while driving other than under a fully open throttle condition, and the fuel injection quantity based on the engine speed is below the specification, the PCM determines that the airflow sensor signal input is high.

P0106 Boost sensor range/performance malfunction

• The PCM monitors and compares the intake manifold internal pressure via the boost sensor with the atmospheric pressure via the barometric pressure sensor (built into PCM) while the engine is not running. If the difference of these pressure is above 11 kPa {0.11 bar, 1.6 psi}, the PCM determines that there is a boost sensor characteristic malfunction.

P0107 Boost sensor circuit low input

• The PCM monitors the input signal from the boost sensor. If the voltage from the boost sensor is less than 0.24 V for 2.0 s, the PCM determines that there is a malfunction in the boost sensor circuit.

P0108 Boost sensor circuit high input

• The PCM monitors the input signal from the boost sensor. If the voltage from the boost sensor is more than 4.9 V for 1.0 s, the PCM determines that there is a malfunction in the boost sensor circuit.

P0112 Intake air temperature (IAT) sensor No.1 circuit low input

• The PCM monitors the input signal from IAT sensor No.1. If the voltage from IAT sensor No.1 is less than 0.14 V for 2.0 s, the PCM determines that there is a malfunction in the IAT sensor No.1 circuit.

P0113 Intake air temperature (IAT) sensor No.1 circuit high input

• The PCM monitors the input signal from IAT sensor No.1. If the voltage from IAT sensor No.1 is more than 4.90 V for 1.0 s, the PCM determines that there is a malfunction in the IAT sensor No.1 circuit.

P0117 Engine coolant temperature (ECT) sensor circuit low input

• The PCM monitors the input signal from the ECT sensor. If the voltage from the ECT sensor is less than 0.20 V for 2.0 s, the PCM determines that there is a malfunction in the ECT sensor circuit.

P0118 Engine coolant temperature (ECT) sensor circuit high input

• The PCM monitors the input signal from the ECT sensor. If the voltage from the ECT sensor is more than 4.91 V for 1.0 s, the PCM determines that there is a malfunction in the ECT sensor circuit.

P0122 Accelerator pedal position (APP) sensor No.1 circuit low input

• The PCM monitors the input signal from APP sensor No.1. If the voltage from APP sensor No.1 is less than 0.29 V for 0.5 s when the APP sensor No.1 power supply voltage is normal, the PCM determines that there is a malfunction in the APP sensor No.1 circuit.

P0123 Accelerator pedal position (APP) sensor No.1 circuit high input

• The PCM monitors the input signal from APP sensor No.1. If the voltage from APP sensor No.1 is more than 4.80 V for 0.5 s when the APP sensor No.1 power supply voltage is normal, the PCM determines that there is a malfunction in the APP sensor No.1 circuit.

P0182 Fuel temperature sensor circuit low input

• The PCM monitors the input signal from the fuel temperature sensor. If the voltage from the fuel temperature sensor is less than 0.2 V, the PCM determines that there is a malfunction in the fuel temperature sensor circuit.

P0183 Fuel temperature sensor circuit high input

• The PCM monitors the input signal from the fuel temperature sensor. If the voltage from the fuel temperature sensor is more than 4.9 V, the PCM determines that there is a malfunction in the fuel temperature sensor circuit.

P0191 Fuel pressure sensor range/performance malfunction

• The PCM monitors the fuel pressure in the common rail and input signal from the fuel pressure sensor while the engine is running. If all of the following conditions is met, the PCM determines that there is malfunction in the fuel pressure sensor range/performance malfunction.

― The PCM calculates the difference between the actual fuel pressure and the target fuel pressure. If the pressure difference is more than 5 MPa {51 kgf/cm², 726 psi}.

― The PCM monitors the input signal from the fuel pressure sensor. If the difference between the maximum and minimum voltage of the fuel pressure sensor is less than 0.01 V.

P0192 Fuel pressure sensor circuit low input

• The PCM monitors the input voltage from the fuel pressure sensor while the engine is running. If the input voltage from the fuel pressure sensor is less than 0.2 V, the PCM determines that there is a malfunction in the fuel pressure sensor circuit.

P0193 Fuel pressure sensor circuit high input

• The PCM monitors the input voltage from the fuel pressure sensor while the engine is running. If the input voltage from the fuel pressure sensor is more than 4.8 V, the PCM determines that there is a malfunction in the fuel pressure sensor circuit.

P0201 Fuel injector No.1 circuit open/short

• The PCM monitors each cylinder fuel injector control signal current while the engine is running. If the PCM detects a control signal current of more or less than the preprogrammed criteria, the PCM determines that the fuel injector at No. 1cylinder has an open or short circuit.

P0202 Fuel injector No.2 circuit open/short

• The PCM monitors each cylinder fuel injector control signal current while the engine is running. If the PCM detects a control signal current of more or less than the preprogrammed criteria, the PCM determine that the fuel injector at No.2 cylinder has an open or short circuit.

P0203 Fuel injector No.3 circuit open/short

P0204 Fuel injector No.4 circuit open/short

P0222 Accelerator pedal position (APP) sensor No.2 circuit low input

• The PCM monitors the input signal from APP sensor No.2. If the voltage from APP sensor No.2 is less than 0.29 V for 0.5 s when the APP sensor No.2 power supply voltage is normal, the PCM determines that there is a malfunction in the APP sensor No.2 circuit.

P0223 Accelerator pedal position (APP) sensor No.2 circuit high input

• The PCM monitors the input signal from APP sensor No.2. If the voltage from APP sensor No.2 is more than 4.80 V for 0.5 s when the APP sensor no.2 power supply voltage is normal, the PCM determines that there is a malfunction in the APP sensor No.2 circuit.

P0227 Idle switch circuit low input

• The PCM monitors the input voltage from APP sensor No.1 when the idle switch is off. If the input voltage is less than 0.86 V for 1.5 s, the PCM determines that the idle switch circuit has a malfunction.

P0228 Idle switch circuit high input

• The PCM monitors the input voltage from APP sensor No.1 when the idle switch is on. If the input voltage is more than 1.35 V for 1.5 s, the PCM determines that the idle switch circuit has a malfunction.

P0300 Random misfire detected

• The PCM monitors the CKP sensor input signal interval time. The PCM calculates the deviation of the interval time for each cylinder. If the deviation of the interval time exceeds the preprogrammed criteria, the PCM detects a misfire in the corresponding cylinder. While the engine is running, the PCM counts the number of misfires and calculates the misfire ratio for each crankshaft revolution. If the ratio exceeds the preprogrammed criteria, the PCM determines that a misfire, which can affect emission performance, has occurred.

P0301, P0302, P0303, P0304 Cylinder No.1 No.2 No.3 No.4 misfire detection

P0335 Crankshaft position (CKP) sensor circuit malfunction

• The PCM monitors the input signal from the CKP sensor while the engine is running. If the following conditions are detected, the PCM determines that the CKP circuit has a malfunction.

― The PCM receives no pulse from the CKP sensor

― The PCM receives an improper pulse number from the CKP sensor

P0340 Camshaft position (CMP) sensor circuit malfunction

• The PCM monitors the input signal from the CMP sensor while the engine is running. If the following conditions are detected, the PCM determines that the CMP circuit has a malfunction.

― The PCM receives no pulse from the CMP sensor

― The PCM receives an improper pulse number from the CMP sensor

P0380 Glow plug relay circuit malfunction

• The PCM monitors the glow plug relay control signal. If the following conditions are detected, the PCM determines that the glow plug relay circuit has a malfunction.

― The PCM turns the glow plug relay off but the voltage remains low

― The PCM turns the glow plug relay on but the voltage remains high

― The PCM internal driver IC temperature is more than 150 °C {320 °F} when the glow plug relay is on

P0403 EGR solenoid valve circuit malfunction

• The PCM monitors the EGR solenoid valve control signal. If the following conditions are detected, the PCM determines that the EGR solenoid valve circuit has a malfunction (open circuit).

― The PCM turns the EGR solenoid valve off but the voltage remains low

― The PCM internal driver IC temperature is more than 150 °C {320 °F} when the EGR solenoid valve is on

P0405 EGR valve position sensor circuit low input

• The PCM monitors the input voltage from the EGR valve position sensor while the engine is running. If the input voltage is less than 0.1 V, the PCM determines that the EGR valve position sensor circuit has a malfunction.

P0406 EGR valve position sensor circuit high input

• The PCM monitors the input voltage from the EGR valve position sensor while the engine is running. If the input voltage is more than 4.9 V, the PCM determines that the EGR valve position sensor circuit has a malfunction.

P0489 EGR solenoid valve control circuit low input

• The PCM monitors the EGR solenoid valve control signal. If the PCM turns the EGR solenoid valve off but the voltage remains low, the PCM determines that EGR solenoid valve circuit has a malfunction (circuit short to ground).

P0490 EGR solenoid valve control circuit high input

• The PCM monitors the EGR solenoid valve control signal. If the PCM turns the EGR solenoid valve on but the voltage remains high, the PCM determines that EGR solenoid valve circuit has a malfunction (circuit short to power supply).

P0500 VSS circuit malfunction

• The PCM monitors the input signal from the instrument cluster during set conditions. If the input signal is less than 0 km/h {0 mph} for 25 s, the PCM determines that there is a VSS circuit malfunction.

P0563 Battery voltage high input

• The PCM monitors the battery voltage. If the battery voltage is more than 16 V, the PCM determines that there is a malfunction in the battery charging system.

P0602 PCM programming error

• No configuration data in the PCM

P0606 PCM malfunction

• PCM internal malfunction.

P0607 PCM performance problem

• PCM internal malfunction.

P0610 PCM vehicle options error

• PCM data configuration error

P0627 Fuel metering valve control circuit open

• The PCM monitors the fuel metering valve driver IC temperature in the PCM and the control voltage while the engine is running. If either of the following conditions is met, the PCM determines that there is a malfunction in the fuel metering valve range/performance.

― The PCM monitors the fuel metering valve driver IC temperature in the PCM. If the fuel metering valve driver IC temperature is more than 150 °C {320 °F} during the fuel metering valve operation, the PCM determines that the fuel metering valve has a malfunction

― The PCM monitors the fuel metering valve control voltage at the PCM terminals. If fuel metering valve control voltage is less than 5 V when fuel metering valve is not operating, the PCM determines that the fuel metering valve has a malfunction (open circuit)

P0628 Fuel metering valve control circuit low input

• The PCM monitors the fuel metering valve circuit voltage while the engine is running. If the PCM detects that the circuit voltage is low when the fuel metering valve is off, the PCM determines that there is a malfunction in the fuel metering valve circuit (circuit short to ground).

P0629 Fuel metering valve control circuit high input

• The PCM monitors the fuel metering valve circuit voltage while the engine is running. If the PCM detects that the circuit voltage is high when the fuel metering valve is on, the PCM determines that there is a malfunction in the fuel metering valve circuit (circuit short to power supply).

P0642 Fuel pressure sensor and boost sensor 5 V circuit low input

• The PCM monitors the fuel pressure sensor and the boost sensor 5 V circuit. If the fuel pressure sensor and boost sensor power voltage is lower than 4.9 V, the PCM determines that there is a fuel pressure sensor and boost sensor 5 V circuit malfunction.

P0643 Fuel pressure sensor and boost sensor 5 V circuit high input

• The PCM monitors the fuel pressure sensor and boost sensor 5 V circuit. If the fuel pressure sensor and boost sensor power voltage is higher than 4.9 V, the PCM determines that there is a fuel pressure sensor and boost sensor 5 V circuit malfunction.

P0652 CMP sensor and APP sensor 5 V circuit low input

• The PCM monitors the CMP sensor and APP sensor 5 V circuit. If the CMP sensor and APP sensor power voltage is lower than 4.9 V, the PCM determines that there is a CMP sensor and APP sensor 5 V circuit malfunction.

P0653 CMP sensor and APP sensor 5 V circuit high input

• The PCM monitors the CMP sensor and APP sensor 5 V circuit. If the CMP sensor and APP sensor power voltage is higher than 5.1 V, the PCM determines that there is a CMP sensor and APP sensor 5 V circuit malfunction.

P0660 Intake shutter solenoid valve (full close) control circuit open

• The PCM monitors the intake shutter solenoid valve (full close) control signal. If the following conditions are detected, the PCM determines that the intake shutter solenoid valve (full close) control circuit has a malfunction.

― The PCM turns the intake shutter solenoid valve (full close) off, but the intake shutter solenoid valve (full close) control voltage is less than 5 V for 2 s (open circuit)

― The PCM internal driver IC temperature is more than 150 °C {320 °F} when the intake shutter solenoid valve (full close) is on

P0661 Intake shutter solenoid valve (full close) control circuit low input

• The PCM monitors the intake shutter solenoid valve (full close) control signal at PCM terminal 152. If the PCM turns the intake shutter solenoid valve (full close) off but the voltage at PCM terminal 152 remains low, the PCM determines that intake shutter solenoid valve (full close) circuit has a malfunction (circuit short to ground).

P0662 Intake shutter solenoid valve (full close) control circuit high input

• The PCM monitors the intake shutter solenoid valve (full close) control signal at PCM terminal 152. If the PCM turns the intake shutter solenoid valve (full close) on but the voltage at PCM terminal 152 remains high, the PCM determines that the intake shutter solenoid valve (full close) circuit has a malfunction (circuit short to power supply).

P0663 Intake shutter solenoid valve (half open) control circuit open

• The PCM monitors the intake shutter solenoid valve (half open) control signal. If the following conditions are detected, the PCM determines that the intake shutter solenoid valve (half open) control circuit has a malfunction.

― The PCM turns the intake shutter solenoid valve (half open) off, but the intake shutter solenoid valve (half open) control voltage is less than 5 V for 2 s (open circuit)

― The PCM internal driver IC temperature is more than 150 °C {320 °F} when the intake shutter solenoid valve (half open) is on

P0664 Intake shutter solenoid valve (half open) control circuit low input

• The PCM monitors the intake shutter solenoid valve (half open) control signal at PCM terminal 155. If the PCM turns the intake shutter solenoid valve (half open) off, but the voltage at PCM terminal 155 remains low, the PCM determines that intake shutter solenoid valve (half open) circuit has a malfunction (circuit short to ground).

P0665 Intake shutter solenoid valve (half open) control circuit high input

• The PCM monitors the intake shutter solenoid valve (half open) control signal at PCM terminal 155. If the PCM turns the intake shutter solenoid valve (half open) on, but the voltage at PCM terminal 155 remains high, the PCM determines that the intake shutter solenoid valve (half open) circuit has a malfunction (circuit short to power supply).

P0685 Main relay control circuit open

• The PCM monitors the power supply to the PCM. If the power supply is shut down several times when the engine switch is turned to the ON position, the PCM determines that there is a power circuit malfunction (open circuit).

P0698 EGR valve position sensor 5 V circuit low input

• The PCM monitors the EGR position sensor 5 V circuit. If the EGR position sensor power voltage is lower than 4.9 V, the PCM determines that there is a EGR position sensor 5 V circuit malfunction.

P0699 EGR valve position sensor 5 V circuit high input

• The PCM monitors the EGR position sensor 5 V circuit. If the EGR position sensor power voltage is higher than 5.1 V, the PCM determines that there is a EGR position sensor 5 V circuit malfunction.

P1196 Key off voltage high input

• The PCM monitors whether the main relay opens after 2 s when the engine switch is turned to the off position. If the main relay does not open after 2 s, the PCM determines that there is malfunction in the main relay circuit.

P1259 IMMOBILIZER to PCM signal error

• The PCM does not complete target ID transfer.

P1260 Theft detected Vehicle immobilizer

• Immobilizer system malfunction

P1391 Glow plug control circuit low input

• The PCM monitors the output signal to the glow plug relay when the glow plug relay is on. If the glow plug relay voltage is less than 2 V for 1 s when the glow plug relay is operating, The PCM determines that there is a malfunction in the glow plug relay circuit.

P1392 Glow plug control circuit high input

• The PCM monitors the output signal to the glow plug relay when the glow plug relay is off. If the glow plug relay voltage is more than 2 V for 1 s when the glow plug relay is off, The PCM determines that there is a malfunction in the glow plug relay control circuit.

P1602 Immobilizer/PCM communication error

• PCM internal malfunction

P1603 ID Number Unregistered

• PCM internal malfunction

P1604 Code word unregistered

• PCM internal malfunction

P1621 Immobilizer code word does not match

• Cord word stored in immobilizer system and PCM does not to match.

• ID number stored in immobilizer system and PCM does not to match.

P1622 Immobilizer ID does not match

• Cord word stored in immobilizer system and PCM does not to match.

• ID number stored in immobilizer system and PCM does not to match.

P1623 Immobilizer code word/ID number write failure

• Cord word stored in immobilizer system and PCM does not to match.

• ID number stored in immobilizer system and PCM does not to match.

P1624 Anti-theft system

• Cord word stored in immobilizer system and PCM does not to match.

• ID number stored in immobilizer system and PCM does not to match.

P1675 Injection quantity adjustment value writing error

• The fuel injector compensation data configuration has not been completed.

P1676 Injection quantity adjustment value checksum error

• The fuel injector compensation data check sum error.

P2135 Accelerator pedal position (APP) sensor No.1/No.2 voltage correlation problem

• The PCM monitors the input signals from accelerator pedal position sensor No.1 and accelerator pedal position sensor No.2. If the difference between accelerator pedal position sensor No.1 and accelerator pedal position sensor No.2 is more than 0.9 V for 0.5 s, the PCM determines that there is a malfunction in the accelerator pedal position sensor characteristic.

P2136 Accelerator pedal position (APP) sensor No.1/idle switch voltage correlation problem

• The PCM compares the input voltage from APP sensor No.1 with the input voltage from the idle switch when the accelerator pedal is released (idle switch is on). If the difference is more than 1.35 V for 0.5 s, the PCM determines that there is an APP sensor No.1/idle switch angle correlation problem.

P2143 EGR control solenoid valve control circuit open

• The PCM monitors the EGR control solenoid valve control signal. If the following conditions are detected, the PCM determines that the EGR control solenoid valve circuit has a malfunction.

― The PCM turns the EGR control solenoid valve off but the voltage remains low (open circuit).

― The PCM internal driver IC temperature is more than 150 °C {320 °F} when the EGR control solenoid valve is on.

P2144 EGR control solenoid valve control circuit low input

• The PCM monitors the EGR control solenoid valve control signal. If the PCM turns the EGR control solenoid valve off but the voltage remains low, the PCM determines that the EGR control solenoid valve circuit has a malfunction (circuit short to ground).

P2145 EGR control solenoid valve control circuit high input

• The PCM monitors the EGR control solenoid valve control signal. If the PCM turns the EGR control solenoid valve on but the voltage still remains high, the PCM determines that the EGR control solenoid valve circuit has a malfunction (circuit short to power supply).

P2146 Fuel injector No.1 and No.4 power supply circuit malfunction

• The PCM monitors the fuel injector No.1 and No.4 power supply voltage when the engine is running. If the following conditions are detected 5 times, the PCM determines that the fuel injector No.1 and No.4 power supply circuit has a malfunction.

― Fuel injector No.1 and No.4 power supply voltage is less than 43 V

― Fuel injector No.1 and No.4 power supply voltage is 53 V or above

P2147 Fuel injector No.1 and No.4 power supply circuit low input

• The PCM monitors the fuel injector No.1 and No.4 power supply current when the engine is running. If the power supply current is 25 A or above 3 times while other fuel injector power supply current is 25 A or above, the PCM determines that the fuel injector No.1 and No.4 power supply current is too high.

P2148 Fuel injector No.1 and No.4 power supply circuit high input

• The PCM monitors the fuel injector No.1 and No.4 power supply current when the engine is running. If the power supply current is 50 A or above 3 times, the PCM determines that the fuel injector No.1 and No.4 power supply current is too high.

P2149 Fuel injector No.2 and No.3 power supply circuit malfunction

• The PCM monitors the fuel injector No.2 and No.3 power supply voltage when the engine is running. If the following conditions are detected 5 times, the PCM determines that the fuel injector No.2 and No.3 power supply circuit has a malfunction.

― Fuel injector No.2 and No.3 power supply voltage is less than 43 V

― Fuel injector No.2 and No.3 power supply voltage is 53 V or above

P2150 Fuel injector No.2 and No.3 power supply circuit low input

• The PCM monitors the fuel injector No.2 and No.3 power supply current when the engine is running. If the power supply current is 25 A or above 3 times while other fuel injector power supply current is 25 A or above, the PCM determines that the fuel injector No.2 and No.3 power supply current is too high.

P2151 Fuel injector No.2 and No.3 power supply circuit high input

• The PCM monitors the fuel injector No.2 and No.3 power supply current when the engine is running. If the power supply current is 50 A or above 3 times, the PCM determines that the fuel injector No.2 and No.3 power supply current is too high.

P2227 BARO sensor circuit range/performance malfunction

• The PCM monitors the input signal from the barometric pressure sensor. If the difference between the barometric pressure input from the barometric pressure sensor and the boost pressure is more than 11 kPa {0.11 bar, 1.6 psi}, the PCM determines that there is a malfunction in the barometric pressure sensor.

P2228 BARO sensor circuit low input

• The PCM monitors the input signal for the barometric pressure. If the voltage from the barometric pressure sensor is less than 2.2 V for 1 s, the PCM determines that there is a malfunction in the barometric pressure sensor signal system.

P2229 BARO sensor circuit high input

• The PCM monitors the input signal for the barometric pressure. If the voltage from the barometric pressure sensor is more than 4.8 V for 1 s, the PCM determines that there is a malfunction in the barometric pressure sensor signal system.

P2530 PCM (engine switch circuit) malfunction

• PCM internal malfunction.

U0101 Communication error to TCM

• PCM cannot receive any DTC from TCM.