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:
Inspection procedure
Hint:
if dtcs besides misfire are memorized simultaneously, first perform
the troubleshooting for them.
Read freeze frame data using the hand-held tester or the obd ii scan
tool. Freeze frame data records
the engine conditions when a malfunction is detected. When troubleshooting,
it ...
Safe Exit Assist
The safe exit assist is a system
that uses rear side
radar sensors installed on
the inner side of the rear
bumper to help occupants
judge if an approaching
vehicle or bicycle may collide
with a door when opening
it or cancel opening of
the door, to reduce the possibility
of a collision.
WARNING
■C ...
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.
Checking and replacing
fuses
1. Turn the engine switch off.
2. Open the fuse box cover.
Engine compartment: type A
fuse box
Push the tabs in and lift the lid off.
E ...