Intermittent Failures
The term "intermittent failure" means a system may
have had a failure, but it checks OK now. If the
malfunction indicator lamp (MIL) on the dash does not
come on, check for poor
Electronic Control System
The functions of the fuel and emission control systems are managed by the
powertrain control module (PCM).
Self-diagnosis
The PCM detects a failure of a signal from a sensor
The temperature grades are A (the
highest), B, and C, representing the
tire’s resistance to the generation of
heat and its ability to dissipate heat
when tested under controlled
conditions on a specified indoor
laboratory test wheel. Sustained high
temperature can cause the material
Brake Booster Test
Functional Test
1. With the engine stopped, press the brake pedal several times to deplete
the vacuum reservoir, then press the brake pedal hard, and hold it for 15
seconds. If the brake pedal sinks, either the master cylinder is bypassing
internally, or the brake system is lea