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
VSA activation indicator does not go off, and
no DTCs are stored
1. Turn the ignition switch ON (II), and watch the VSA
activation indicator.
Does VSA activation indicator go off within 2 seconds? YES-The system is OK at
this time.
NO-Go to step 2.
2. Turn the ignition switch OFF.
3. Disconnect
Check the condition of the battery
monthly by looking at the test
indicator window. The label on the
battery explains the test indicator’s
colors.
The location of the test indicator
window varies between
manufacturers.
Check the terminals for corrosion (a
white or yellowish pow