Toyota Corolla Repair Manual: Inspection
1. Headlamp dimmer switch assy
- Inspect light control switch continuity.
- Measure the resistance according to the value(s) in the table below.
Standard:
- Inspect headlight dimmer switch continuity.
- Measure the resistance according to the value(s) in the table below.
Standard:
Hint
: turn light control switch to the head position when checking ”low beam” and ”hi beam”.
- inspect turn signal switch continuity.
- Measure the resistance according to the value(s) in the table below.
Standard:
- W/ fog light: inspect front fog light switch continuity.
- Measure the resistance according to the value(s) in the table below.
Standard:
2. Back up lamp switch assy
- measure the resistance according to the value(s) in the table below.
Standard:
3. Stop lamp switch assy (w/o cruise control)
- measure the resistance according to the value(s) in the table below.
Standard:
4. Stop lamp switch assy (w/ cruise control)
- Measure the resistance according to the value(s) in the table below.
Standard:
5. Hazard warning signal switch assy
- Measure the resistance according to the value(s) in the table below.
Standard:
- Inspect illumination operation.
- Connect the positive (+) lead from the battery to terminal 5 and the negative (–) lead to terminal 4, then check that the illumination comes on.
6. Front door courtesy lamp switch assy
- measure the resistance according to the value(s) in the table below.
Standard:
7. Rear door courtesy lamp switch assy
- measure the resistance according to the value(s) in the table below.
Standard:
8. Luggage compartment room courtesy lamp switch assy
- measure the resistance according to the value(s) in the table below.
Standard:
9. Map lamp assy (w/o sliding roof)
- Measure the resistance according to the value(s) in the table below.
Standard:
- Connect the positive (+) lead from the battery to terminal 1 and the negative (–) lead to terminal 6, then check that the illumination comes on when switch operation is on position.
10. Map lamp assy (w/ sliding roof)
- Measure the resistance according to the value(s) in the table below.
Standard:
- Connect the positive (+) lead from the battery to terminal 1 and the negative (–) lead to terminal 3, then check that the illumination comes on when switch operation is on position.
11. Room lamp assy no.1
- Connect the positive (+) lead from the battery to terminal 1 and the negative (–) lead to terminal 2, then check that the illumination comes on .
13. Headlamp relay
- Measure the resistance according to the value(s) in the table below.
Standard:
14. Fog lamp relay
- Measure the resistance according to the value(s) in the table below.
Standard:
15. Taillamp relay
- Measure the resistance according to the value(s) in the table below.
Standard:
16. Headlamp dimmer relay
- Measure the resistance according to the value(s) in the table below.
Standard:
17. Light control rheostat
- Connect the connector to the rheostat and inspect the wire harness side connector from the back side as shown in the table below.
Standard:
- Inspect illumination operation.
- Connect the positive (+) lead from the battery to terminal 2 and the negative (–) lead to terminal 3, then check that the illumination comes on.
On–vehicle inspection
1. Inspect turn signal flasher relay circuit
Disconnect the connector from the turn signal flasher
relay and inspect the connector on wire harness side as
shown in the chart.
Standard:
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Lh headlamp assy
...
Other materials:
Ecu power source circuit
Circuit description
This circuit provides power to operate the tvip ecu.
Wiring diagram
Inspection procedure
1 Check fuse (ecu–b)
Remove the fuse from the instrument panel j/b.
check the continuity of the fuse.
Standard: continuity
2 Check tvip ecu
Disconnect th ...
Back up lamp assy lh
Replacement
1. Remove back up lamp assy lh
Remove the service hole cover.
remove the 2 nuts and disconnect the connector.
Using a mouldingremover, remove the 2 clips and back
up light assy lh.
2. Install back up lamp assy lh
Set the 2 clips on the back up ligh ...
Replacement
1. Remove engine under cover rh
2. Remove fan and generator v belt
3. Remove generator assy
Disconnect the wire clamp from the wire clip on the rectifire
end frame.
remove the rubber cap and nut, and disconnect the alternator
wire.
disconnect the alternator connecto ...