Toyota Corolla Repair Manual: Entire combination meter does not operate
Wiring diagram
Inspection procedere
1 Check fuse
- Check that continuity exists of dome fuse.
- check that continuity exists of gauge fuse.
- check that continuity exists of am1 fuse.
2 Inspect combination meter assy
- Check continuity.
- Disconnect the ”c9” connector from combination meter assy.
- Check continuity between terminal c9–2 of combination
meter assy connector and body ground.
Ok: continuity exists
- Check voltage.
- Disconnect the ”c9” connector from combination meter assy.
- Measure voltage between terminal c9–5 of combination
meter assy connector and body ground.
Voltage: 10 – 14 v
- turn the ignition switch to on.
- Measure voltage between terminal c9–4 of combination
meter assy connector and body ground.
Voltage: 10 – 14 v
Check and replace combination meter assy
Terminals of ecu
*: Canada
Problem symptoms table
...
Malfunction in speedometer
Wiring diagram
Inspection procedure
1 Check combination meter assy
Remove the combination meter assy with connector still
connected.
check voltage.
Jack up either o ...
Other materials:
If a warning message or indicator is displayed (vehicles with a multi-information
display)
If a warning is shown on the multi-information display, stay calm and perform
the following actions:
1 Master warning light
The master warning light also comes on or flashes in order to indicate that a message
is currently being displayed on the multiinformation display.
2 Multi-information d ...
Inspection procedure
1 Inspect dlc3 terminal voltage
Turn the ignition switch to on.
measure voltage between terminals 13 (tc) and 4 (cg) of
dlc3.
Ok:
voltage: 10 – 16 v
2 Check harness and connector(between cruise control ecu assy
and dlc3)
Check for open and short circuit in harness a ...
Follow the correction procedures. (vehicles with a smart key system and with
a drive monitor display)
After taking the specified steps to correct the suspected problem, check that
the warning light turns off.
■SRS warning light
This warning light system monitors the airbag sensor assembly, front impact
sensors, side impact sensors (front door), side impact sensors (front), side impac ...