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:
...
Lh headlamp assy
...
Other materials:
Malfunction in tachometer
Wiring diagram
Inspection procedure
Check output value of ecm.
Connect the hand–held tester to dlc3.
Turn the ignition switch to on and push the hand–held tester main switch
on.
Select the data list mode on the hand–held tester.
2 Inspect combination mete ...
Checking and replacing fuses
If any of the electrical components do not operate, a fuse may have blown.
If this happens, check and replace the fuses as necessary.
1 Turn the engine switch off.
2 Open the fuse box cover.
► Engine compartment
Push the tab in and lift the lid off.
► Under the driver’s side ins ...
On–vehicle inspection
1. Washer motor
Operation check
pour the water into the washer jar with the washer
motor and the pump installed to the washer jar assy.
Connect the battery (+) to terminal 2 of the washer
motor and the pump, the battery (–) to terminal 1 of
the washer motor and the pump. ...