A L L Diagnostic Trouble Codes ( DTC )
- Testing and Inspection
- Diagnostic Trouble Code Descriptions
- Manufacturer Code Charts
- Code to Test Chart
- Driveability (DR) Tests
- DR-1A CODE to DR TEST Chart (Checking for Fault Codes)
- DR-2A "Slow Change In Idle MAP Signal"
- DR-3A Repairing "No MAP Change From Start to Run" Fault
- DR-4A Repairing "MAP Voltage Too Low" Fault
- DR-5A Repairing MAP "Sensor Voltage Too High" Fault
- DR-6A "No Vehicle Speed Signal"
- DR-7A Repairing "O2 Sensor Signal Stays at Center" Fault
- DR-8A Repairing "O2 Sensor Signal Above 12 Volts" Fault
- DR-9A Repairing "Coolant Sensor Voltage Too High" Fault
- DR-10A Repairing "Coolant Sensor Voltage Too Low" Fault
- DR-11A Repairing "Throttle POS. Sensor Voltage Hi" Fault
- DR-12A Repairing "Throttle POS. Sensor Voltage Low" Fault
- DR-13A Repairing "Auto Idle Speed Motor Circuits" Fault
- DR-14A Repairing "Injector #1 Control Circuit" Fault
- DR-15A Repairing "Injector #2 Control Circuit" Fault
- DR-16A Repairing "Injector #3 Control Circuit" Fault
- DR-17A Repairing "Injector #4 Control Circuit" Fault
- DR-18A Repairing "Purge Solenoid Circuit" Fault
- DR-19A Repairing "EGR Solenoid Circuit" Fault (California)
- DR-20A Repairing "EGR System Failure" Fault (California)
- DR-20B Repairing "EGR System Failure" Fault
- DR-21A Repairing "A/C Clutch Relay Circuit" Fault
- DR-22A Repairing "A/C Clutch Relay Circuit" Fault
- DR-23A Repairing Radiator Fan Relay Circuit" Fault
- DR-24A Repairing Radiator Fan Relay Circuit" Fault
- DR-25A Repairing "Wastegate Solenoid Circuit" Fault
- DR-26A Repairing "No ASD Relay Voltage at SBEC" Fault
- DR-27A Repairing "Turbo Boost Limit Exceeded" Fault
- DR-27B Repairing "Turbo Boost Limit Exceeded" Fault
- DR-27C Repairing "Turbo Boost Limit Exceeded" Fault
- DR-28A Repairing "BARO Read Solenoid Circuit" Fault
- DR-29A Repairing "SBEC Failure EEPROM Write Denied" Failure
- DR-30A Checking Secondary Ignition & Timing
- DR-31A Checking Fuel Pressure
- DR-31B Checking Fuel Pressure
- DR-32A Checking Coolant & TPS Calibration
- DR-33A Checking MAP Sensor Calibration
- DR-34A Checking Oxygen Sensor Switching
- DR-34B Checking Oxygen Sensor Switching
- DR-35A Checking Idle Speed Motor Operation
- DR-35B Checking Idle Speed Motor Operation
- DR-35C Checking Idle Speed Motor Operation
- DR-35D Checking Idle Speed Motor Operation
- DR-35E Checking Idle Speed Motor Operation
- DR-36A Checking Park/Neutral Safety Switch Input
- DR-37A Checking SBEC Ground & Power Circuits
- DR-38A Checking Engine Vacuum
- DR-39A Checking Minimum Idle Air Flow
- DR-40A No Fault Code Mechanical Test
- DR-41A Intermittent Test For Solenoids & Relays
- DR-42A Intermittent Test For Voltage Sensor
- DR-42B Intermittent Test For MAP Sensor Signal Change
- DR-43A Intermittent Test For Idle Motor Circuits
- DR-44A Intermittent Test For Injector Circuits
- Airbag System
- 1A System Function
- 1B System Function
- 2A No Response Message on DRBII
- 2B No Response Message on DRBII
- 3A Airbag Module Codes
- 4A ASDM Replacement
- 5A Front Sensors Open Code
- 5B Front Sensors Open Code
- 6A Squib Open Circuit
- 7A Required For "Squib (Initiator) Short" Code
- 8A Required "Safing Sensor Short" Fault
- 9A Front Sensor Short Code
- 9B Front Sensor Short Code
- 9C Front Sensor Short Code
- 10A Front Sensor Open Code
- 11A Low Stored Energy Code
- 11B Low Stored Energy
- 12A Ignition Run Low Code
- 12B Low Stored Energy Code
- 13A For "Warning Lamp Open" Code
- 14A For "Warning Lamp Short" Code
- 15A Ignition Run/Start Low Code
- 15B Ignition Run/Start Low Code
- Antilock Brakes / Traction Control Systems
- Test 1A - Checking System For Faults
- Test 2A - CAB Fault Test
- Test 3 - Modulator Fault
- Test 4 - Solenoid Undervoltage
- Test 5 - Low Fluid/Parking Brake Fault
- Test 6 - System Relay Fault
- Test 7 - Low Accumulator Fault
- Test 8 - Boost Pressure Fault
- Test 9 - Right Rear Wheel Speed Sensor Continuity Fault
- Test 10 - Left Rear Wheel Speed Sensor Continuity Fault
- Test 11 - Right Front Wheel Speed Sensor Continuity Fault
- Test 12A - Left Front Wheel Speed Sensor
- Test 13A - Right Rear Wheel Speed Sensor
- Test 14A - Left Rear Wheel Speed Sensor
- Test 15A - Right Front Wheel Speed Sensor
- Test 16A - Left Front Wheel Speed Sensor Fault
- Test 17 - Primary Pressure/Delta Pressure Fault
- Test 18 - Antilock Lamp Fault
- Test 19 - Antilock Lamp Relay Fault
- Test 20A - Excess Decay Fault
- Test 21 - Hydraulic Pump/Motor Circuit Test
- Test 22 - Hydraulic Pressure Performance Test
- Test 23A - DRB "No Response" Message
- Test 24 - Complaint Hard Pedal or Clicking Noise
- Test 25A - Noisy Pump Motor or Excess Run Time
- Test 26A - Complaint of Scraping/Whirring Noise
- Charging System (CH) Tests
- CH-1A Testing Battery
- CH-1B Testing Battery
- CH-2A Repair Fault Alt Field Not Switching Properly
- CH-2B Repair Fault Alt Field Not Switching Properly
- CH-2C Repairing Fault Alt Field Not Switching Properly
- CH-3A Repair Fault Charge System Voltage Too Low
- CH-4A Repair Fault Charge System Voltage Too High
- CH-4B Checking Engine Controller Regulating Circuit
- CH-5A Check For Intermittent Problems
- Seat Belt Systems
- 1 Checking For Fault Codes
- 2 Checking Rx & Tx Wires For Open Circuit
- 3 Motorized Seat Belt Fault Message
- 4 Checking R02 & R12 Wires For Open Circuit
- 5 Checking R01 & R11 Wires For Open Circuits
- 6 Checking R32 & R34 Wires For Open Circuits
- 7 Checking R31 & R33 Wires For Open Circuits
- 8 Checking R20 Wire For Open Circuit
- 9 Checking R19 Wire For Open Circuit
- 10 Checking G11 & G5 Wires For Open Circuits
- 11 Checking G7 Wire For Open Circuit
- 12 Checking M16 Wire For Open Circuit
- 13 Checking R32 & R34 Wires For Open Circuits
- 14 Checking R31 & R33 Wires For Open Circuits
- 15 Checking R19 & M1 Wires For Open Circuits
- 16 Checking R20 & M1 Wires For Open Circuits
- 17 Checking G7 Wire For Open Circuit
- 18 Checking G5 Wire For Open Circuit
- Speed Control (SP) Tests
- SP-1A Reading Fault Codes
- SP-2A Repairing Fault "Speed Control Solenoid Circuits"
- SP-2B Repairing Fault "Speed Control Solenoid Circuits"
- SP-2C Repairing Fault "Speed Control Solenoid Circuits"
- SP-3A Repairing Fault Code "No Vehicle Speed Signal"
- SP-3B Repairing Fault Code "No Vehicle Speed Signal"
- SP-4A Checking Speed Control Switches
- SP-5A Checking On/Off Switch
- SP-5B Checking On/Off Switch
- SP-7A Checking Resume Switch
- SP-9A Checking Set Switch
- SP-11A Checking Brake Switch
- SP-11B Checking Brake Switch
- SP-12A Checking Neutral Safety Switch
- SP-13A Checking Speed Control Servo Operation
- SP-13B Checking Speed Control Servo Operation
- SP-14A Checking For Intermittent Faults
- SP-15A Reading Faults
- SP-16A Repairing Fault "Speed Control Power Relay Circuit"
- SP-17A Repairing Fault "No Vehicle Speed Signal"
- SP-18A Repairing Fault "Speed Control Solenoid Circuit"
- SP-18B Repairing Fault "Speed Control Solenoid Circuit"
- SP-18C Repairing Fault "Speed Control Solenoid Circuit"
- SP-19A Checking Switches
- SP-20A Checking Speed Control Switches
- SP-20B Checking Speed Control Switches
- SP-21A Checking Brake Switch
- SP-21B Checking Brake Switch
- SP-22A Checking Neutral Safety Switch
- Vehicle Communication Tests
- 1A General Failure Messages
- 2A Testing For RAM Failure
- 3A Testing For Cartridge Error Message
- 4A Testing for Keypad Failure
- 5A Testing for High Battery Message
- 6A Testing for Low Battery Message
- 7A Bus Failure Messages
- 90A Testing For Short to Battery
- 91A Testing For Short to 5 Volts
- 92A Testing For Short to Ground
- 93A Testing For Bus + & - Shorted Together
- 94A Testing For No Termination
- 95A Testing For Bus Bias Level Too Low
- 95B Testing D02 For Bus Bias Level Too Low
- 96A Testing For Bus Bias Level Too High
- 96B Testing D02 For Bus Bias Too High
- 97A Testing For No Bus Bias
- 98A Testing For Bus + Open
- 99A Testing For Bus - Open
- 100A Testing For Bus + & - Bus Open
- 101A Testing For Not Receiving Bus Messages Correctly
- 102A No Response Messages Without Traveler
- 103A Testing For A604 Transaxle Controller No Response
- 104A Testing For Engine Controller No Response
- 105A Testing For Blank DRBII Message Screen
- 106A Motorized Seat Belt Blank DRBII
- 107A Motorized Seat Belt No Response
- 107B Motorized Seat Belt No Response
- 108A Testing Diag Conn For Gnd/DRB For Proper Operation
- 109A Testing For No Response on the DRBII Message Screen
- 109B Testing For No Response on the DRBII Message Screen
- 110A Testing Bendix ABS System For Blank Message Screen
- 111A Testing Bendix ABS System For No Response Message
- Verification Tests
- Charging System Verification Tests
- Verification Test SP-VER - Speed Control
- Verification Test VER-1
- Verification Test VER-1A - ABS
- Verification Test VER-1A - Air Bag
- Verification Test VER-1A - Information Bus
- Verification Test VER-1B - Stop Lamp Switch Input Circuit - ABS
- Verification Test VER-1C - Accumulator Switch Input Circuit - ABS
- Verification Test VER-1D - Pressure Transducer Return Circuit - ABS
- Verification Test VER-1E - Pressure Transducer 5 Volt Circuit - ABS
- Verification Test VER-2
- Verification Test VER-3