Standard or generic fault codes are a list of codes common to The first digit indicates if the code is generic or not (green digit):As the list of generic OBD codes is not always sufficient, manufacturers can add as many of their own codes as they need.The last 3 digits correspond to an incremented number (purple digits). Don't hesitate to download it. OBD2 codes (OBDII) DTC fault codes.

These OBD2 codes are stored when a sensor in the car reports a reading that is outside the normal/accepted range (Eg: Codes should be used in conjunction with the vehicle's service manual to discover which systems, circuits or components should be tested to fully diagnose the fault with a Parts or components should not be replaced with reference to only a malfunctioning indicator lamp (check engine fault light).

GM cars and light trucks use SAE J1850 VPW (Variable Pulse Width Modulation).

P0031 - Heated Oxygen Sensor (HO2S) Heater Circuit Low Voltage Bank 1 Sensor 1. OBDII/EOBD diagnostics trouble codes definition. GM cars and light trucks use SAE J1850 VPW (Variable Pulse Width Modulation). For example:You have a General Motors vehicle and the Diagnostic Trouble Code is B0566. Nowadays, cars are equipped with electronic control units that control the operation of the whole system, while electronic units keep in touch with most of the sensors installed in your car and collect information about their operation, including OBD2 errors. I have a opel astra g 1.6 16v 2002 model. Thx bunches Below are common check engine light trouble codes for the Chevy/GM Duramax diesel. GM OBD 1 Trouble Codes : OBD1 for GM cars have first generation 'Onboard Diagnostics' systems.the OBD system allows mechanics to diagnose problems in the car.

Most Common Codes Within Range: P0010 "A" Camshaft Position Actuator Circuit/Open. ECM #7-7749Hi, please what is code 84 in Chevrolet 2012 diesel means.1992 Saturn SL1 SOHC Service Engine Soon light comes on after driving about a mile.BUICK Century, CHEVROLET Lumina, OLDSMOBILE Cutlass Ciera/CruiserNOTE: Some 94 & 95 models do not have the If the third digit is a "2", the DTC means Temp. P0016 - Crankshaft Position Camshaft Position Correlation Bank 1 Sensor A. P0030 - Heated Oxygen Sensor (H02S) Heater Control Circuit Bank 1 Sensor 1. "Once you eliminate the impossible, whatever remains, no matter how improbable, must be the truth." General Motors OBD-II Trouble Codes.

Anything P1000 to P1999 or P3000 to P3400 will be Manufacturer specific and may not match the ones listed here.

... For GM OBD2 Codes, please see our Full List of GM OBD2 …