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NEW STANDARDS

id000000157100
• Following is a comparison of the previous standard and the new standard.

New Standard | Previous Standard | Remark
--- | --- | ---
Abbreviation | Name | Abbreviation | Name
AP | Accelerator Pedal | - | Accelerator Pedal |
ACL | Air Cleaner | - | Air Cleaner |
A/C | Air Conditioning | - | Air Conditioning |
BARO | Barometric Pressure | - | Atmospheric Pressure |
B+ | Battery Positive Voltage | Vb | Battery Voltage |
- | Brake Switch | - | Stoplight Switch |
- | Calibration Resistor | - | Corrected Resistance | #6
CMP sensor | Camshaft Position Sensor | - | Crank Angle Sensor |
CAC | Charge Air Cooler | - | Intercooler |
CLS | Closed Loop System | - | Feedback System |
CTP | Closed Throttle Position | - | Fully Closed |
CPP | Clutch Pedal Position | - | Idle Switch |
CIS | Continuous Fuel Injection System | - | Clutch Position |
CS sensor | Control Sleeve Sensor | CSP sensor | Control Sleeve Position Sensor | #6
CKP sensor | Crankshaft Position Sensor | - | Crank Angle Sensor 2 |
DLC | Data Link Connector | - | Diagnosis Connector |
DTM | Diagnostic Test Mode | - | Test Mode | #1
DTC | Diagnostic Trouble Code(s) | - | Service Code(s) |
DI | Distributor Ignition | - | Spark Ignition |
DLI | Distributorless Ignition | - | Direct Ignition |
EI | Electronic Ignition | - | Electronic Spark Ignition | #2
ECT | Engine Coolant Temperature | - | Water Thermo |
EM | Engine Modification | - | Engine Modification |
- | Engine Speed Input Signal | - | Engine RPM Signal |
EVAP | Evaporative Emission | - | Evaporative Emission |
EGR | Exhaust Gas Recirculation | - | Exhaust Gas Recirculation |
FC | Fan Control | - | Fan Control |
FF | Flexible Fuel | - | Flexible Fuel |
4GR | Fourth Gear | - | Overdrive |
- | Fuel Pump Relay | - | Circuit Opening Relay | #3
FSO solenoid | Fuel Shut Off Solenoid | FCV | Fuel Cut Valve | #6
GEN | Generator | - | Alternator |
GND | Ground | - | Ground/Earth |
HO2S | Heated Oxygen Sensor | - | Oxygen Sensor | With heater
IAC | Idle Air control | - | Idle Speed Control |
- | IDM Relay | - | Spill Valve Relay | #6
- | Incorrect Gear Ratio | - | - |
- | Injection Pump | FIP | Fuel Injection Pump | #6
- | Input/Turbine Speed Sensor | - | Pulse Generator |
IAT | Intake Air Temperature | - | Intake Air Thermo |
KS | Knock Sensor | - | Knock Sensor |
MIL | Malfunction Indicator Lamp | - | Malfunction Indicator Light |
MAP | Manifold Absolute Pressure | - | Intake Air Pressure |
MAF sensor | Mass Air Flow Sensor | - | Airflow Sensor |
MFL | Multiport Fuel Injection | - | Multiport Fuel Injection |
OBD | On-Board Diagnostic | - | Diagnosis/SelfDiagnosis |
OL | Open Loop | - | Open Loop |
- | Output Speed Sensor | - | Vehicle Speed Sensor 1 |
OC | Oxidation Catalytic Converter | - | Catalytic Converter |
O2S | Oxygen Sensor | - | Oxygen Sensor |
PNP | Park/Neutral Position | - | Park/Neutral Range |
- | PCM Control Relay | - | Main Relay | #6
PSP | Power Steering Pressure | - | Power Steering Pressure |
PCM | Powertrain Control Module | ECU | Engine Control Unit | #4
- | Pressure Control Solenoid | - | Line Pressure Solenoid Valve |
PAIR | Pulsed Secondary Air Injection | - | Secondary Air Injection System | Pulsed injection
- | Pump Speed Sensor | - | NE Sensor | #6
AIR | Secondary Air Injection | - | Secondary Air Injection System | Injection with air pump
SAPV | Secondary Air Pulse Valve | - | Reed Valve |
SFI | Sequential Multipoint Fuel Injection | - | Sequential Fuel Injection |
- | Shift Solenoid A | - | 12 Shift Solenoid Valve |
- | Shift A Solenoid Valve |
- | Shift Solenoid B | - | 23 Shift Solenoid Valve |
- | Shift B Solenoid Valve |
- | Shift Solenoid C | - | 34 Shift Solenoid Valve |
3GR | Third Gear | - | 3rd Gear |
TWC | Three Way Catalytic Converter | - | Catalytic Converter |
TB | Throttle Body | - | Throttle Body |
TP sensor | Throttle Position Sensor | - | Throttle Sensor |
TCV | Timer Control Valve | TCV | Timing Control Valve | #6
TCC | Torque Converter Clutch | - | Lockup Position |
TCM | Transmission (Transaxle) Control Module | - | EC-AT Control Unit |
- | Transmission (Transaxle) Fluid Temperature Sensor | - | ATF Thermosensor |
TR | Transmission (Transaxle) Range | - | Inhibitor Position |
TC | Turbocharger | - | Turbocharger |
VSS | Vehicle Speed Sensor | - | Vehicle Speed Sensor |
VR | Voltage Regulator | - | IC Regulator |
VAF sensor | Volume Air Flow Sensor | - | Air flow Sensor |
WUTWC | Warm Up Three Way Catalytic Converter | - | Catalytic Converter | #5
WOT | Wide Open Throttle | - | Fully Open |

  #1 :
Diagnostic trouble codes depend on the diagnostic test mode
  #2 :
Controlled by the PCM
  #3 :
In some models, there is a fuel pump relay that controls pump speed. That relay is now called the fuel pump relay (speed).
  #4 :
Device that controls engine and powertrain
  #5 :
Directly connected to exhaust manifold
  #6 :
Part name of diesel engine