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
Tips and Precautions
Before Troubleshooting
1. Check applicable fuses in the appropriate fuse/relay
box.
2. Check the battery for damage, state of charge, and
clean and tight connections.
NOTICE
Do not quick-charge a battery unless the battery ground cable has been
disconnected, otherwise you w
Component Location Index
GAUGE CONTROL MODULE
MICU
Circuit Diagram
Control Unit Input Test
NOTE: Before testing, troubleshoot the B-CAN System Diagnosis Test Mode A.
MICU
1. Turn the ignition switch OFF.
2. Remove the left kick panel.
3. Disconnect the under-dash fuse/relay box connectors.