OBD Trouble Codes

The Supplemental Inflatable Restraint (SIR) system supplements the protection offered by the driver and front passenger seat belts. The SIR system deploys an air bag from the center of the steering wheel and from the right side of the instrument panel. The knee bolsters and the steering column absorb crash energy. The driver and passenger knee bolsters are below the instrument panel.
Here is a list of some common codes that will be stored in the computer if the warning light comes on:

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View a list of ABS brake computer trouble codes and their descriptions.

C1214 Brake Control Relay Contact Circuit Open 
C1215 Brake Control Relay Contact Circuit Active 
C1216 Brake Control Relay Coil Circuit Open 
C1217 Brake Control Relay Coil Circuit Short to Ground 
C1218 Brake Control Relay Coil Circuit Short to Voltage ... Read more...

Engine computer trouble codes list and descriptions.

DTC P0013 Exhaust Camshaft Position (CMP) Actuator Solenoid Control Circuit
DTC P0014 Exhaust Camshaft Position (CMP) System Performance
DTC P0016 Crankshaft Position (CKP)-Camshaft Position (CMP) Correlation
DTC P0101 Mass Air Flow (MAF) Sensor Performance
DTC P0102 Mass Air Flow (MAF) Sensor Circuit Low Frequency
DTC P0103 Mass Air Flow (MAF) Sensor Circuit High Frequency
DTC P0107 Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage...
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How Things Work

Does My Car Need A Front End Alignment?

Why should you get a front end alignment? Improper front end alignment is a major cause of premature tire wear. Over years of driving, a properly aligned vehicle can add thousands of miles to the life of your tires. Most tires are replaced because of premature wear caused by the front end being out of alignment. When the front end is line properly, this makes it easier for the car to roll. Read more...

Common Engine Codes

Throttle Position Sensor Code P0121, P0122 and P0123

The throttle position (TP) sensor is used by the powertrain control module (PCM) to determine the throttle plate angle for various engine management systems. The TP sensor is a potentiometer type sensor with three circuits: a 5-volt reference, a low reference, and a signal. The PCM provides the TP sensor with a 5-volt reference circuit and a low reference circuit.

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