Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Combination meter / Malfunction in clock
Toyota Corolla (E120): Malfunction in clock
Wiring diagram
Inspection procedure
1 Inspect fuse
- Check the continuity in cig fuse.
- check the continuity in dome fuse.
2 Inspect harness or connector
- Check voltage.
- Remove the clock assy with connector still connected.
- Measure voltage between terminal 1 (+b) of clock assy connector and body ground.
Standard voltage: 10 – 14 v
- turn the ignition switch to acc.
- Measure voltage between terminal 4 (acc) of clock assy connector and body ground.
Standard voltage: 10 – 14 v
- check continuity.
- Check continuity between terminal 2 (e) of clock
assy connector and body ground.
Ok: continuity exists
Replace clock assy
Other materials:
Key confinement prevention function does not work
properly (unlock warning switch circuit)
Circuit description
The unlock warning switch turns on when the key is inserted in the ignition
key cylinder and the door courtesy
switch turns on when the driver’s door is opened, and the integration relay
monitors both switches conditions.
According to these switches conditions, the int ...
Replacement
1. Remove engine under cover rh
2. Remove cylinder head cover no.2
Remove the 2 screw, 3 clips and engine under cover.
3. Remove fan and generator v belt
Turn the v–ribbed belt tensioner slowly clockwise and
loosen it. Then, remove the fan and generator v belt and
put back ...
Inspection procedure
1 Check d squib circuit(airbag sensor assy center – horn button
assy)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the airbag sensor
assy center and the horn button assy.
release the airbag activ ...