Toyota Corolla (E120): Inspection
1. Windshield wiper switch assy
- Continuity check
- check the continuity of each terminal of the connector.
Front wiper switch
Standard:
Front washer switch
Standard:
- W/o intermittent time adjust: intermittent operation check
- connect the voltmeter (+) terminal to terminal 7 (+1) of the connector, the voltmeter (–) terminal to terminal 5 (ew) of the connector.
- Connect the battery (+) to terminal 8 (+b) of the connector, the battery (–) to terminal 5 (ew) and 6 (+s) of the connector.
- Turn the wiper switch to the int position.
- Connect the battery (+) to terminal 6 (+s) of the connector for 5 seconds.
- Connect the battery (–) to terminal 6 (+s) of the connector.
Operate the intermittent wiper relay and check voltage between terminal 7 (+1) and terminal 5 (ew).
- W/ intermittent time adjust: intermittent operation check
- connect the voltmeter (+) terminal to terminal 7 (+1) of the connector, the voltmeter (–) terminal to terminal 5 (ew) of the connector.
- Connect the battery (+) to terminal 8 (+b) of the connector, the battery (–) to terminal 5 (ew) and 6 (+s) of the connector.
- Turn the wiper switch to the int position.
- Connect the battery (+) to terminal 6 (+s) of the connector for 5 seconds.
- Connect the battery (–) to terminal 6 (+s) of the connector.
Operate the intermittent wiper relay and check voltage between terminal 7 (+1) and terminal 5 (ew).
- Operation check (washer switch)
- turn the wiper switch to the off position.
- Connect the battery (+) to terminal 8 (+b) of the connector, the battery (–) to terminal 6 (+s) and 5 (ew) of the connecter.
- Connect the voltmeter (+) terminal to terminal 7 (+1)
of the connector, the voltmeter (–) terminal to terminal
5 (ew) of the connector. Turn the washer switch
to on and off and check voltage between terminal
7 (+1) and terminal 5 (ew).
Standard: see the illustration.
2. Windshield wiper motor assy
- Lo operation check
- connect the battery (+) to terminal 1 (+1) of the connector, the battery (–) to terminal 5 (e) of the connector, and check that the motor operates at low speed (lo).
- hi operation check
- connect the battery (+) to terminal 4 (+2) of the connector, the battery (–) to terminal 5 (e) of the connector, and check that the motor operates at high speed (hi).
- automatic stop operation check
- connect the battery (+) to terminal 1 (+1) of the connector,
the battery (–) to terminal 5 (e) of the connector.
With the motor being rotated at low speed (lo), disconnect terminal 1 (+1) to stop the wiper motor operation at any position except the automatic stop position.
- Connect terminal 1 (+1) and 3 (s), and the battery
(+) to terminal 2 (b) to restart the motor operation at
low speed.
Sst 09843–18040
- Check that the automatic stop position is correct.
Standard: see the illustration.
Other materials:
Fuel system
Precaution
1. Before working on fuel system, disconnect negative (–) terminal cable
from
battery
2. Do not smoke or work near an open flame when working on fuel system
3. Keep gasoline away from rubber or leather parts
4. Work for prevent gasoline from spilling out
Remove the rear s ...
Precaution
1. Precaution of headlight bulb replacement
if even a thin film of oil is left on the surface of the halogen
lamp, its service life will be shortened because
the lamp will be burn at a higher temperature.
handle any halogen lamp with great care. Dropping, hitting or
damagin ...
Problem symptoms table
Hint:
if a normal code is displayed during the dtc check but the trouble still occurs,
check the circuits for each
symptom in the order given in the charts on the following pages and proceed to
the page given for troubleshooting.
The matrix chart is divided into 3 chapters.
If the instruc ...