System
Meter system
Meter system : system diagram
Meter system : system description
COMBINATION METER
The combination meter receives signals from switches, sensors and modules to
control the following functions:
Speedometer/tachometer
Warning lamps
Indicator lamps
Meter illumination c ...
Main line between dlc and hvac circuit
Diagnosis procedure
1.Check harness continuity (open circuit)
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Disconnect the following harness connectors.
Ecm
A/C auto amp.
Check the continuity between the data link connector and the A/C ...
Ecm branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the ecm for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
Yes > ...