Toyota Corolla (E120) 2002–2008 Repair Manual / Wiper & washer / Windshield wiper switch assy
Toyota Corolla (E120): Windshield wiper switch assy
Replacement
1. Remove steering column cover lwr

- Remove 3 screws and steering column cover lwr.
2. Remove windshield wiper switch assy

- Disconnect the connecter of the windshield wiper switch.
- release the claw and pull out the windshield wiper switch assy as shown in the illustration.
Notice
: pressing the claw hard breaks the claw.
Other materials:
Monitor description
While the engine is being cranked, the battery positive voltage is applied to
terminal sta of the ecm.
If the ecm detects the starter control signal (sta) while the vehicle is
driving, it will conclude that there is
a fault in the starter control circuit. The ecm will turn on the mil and a d ...
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 (+) te ...
Inspection procedure
1 Inspect dlc3 terminal voltage(tc terminal)
Turn the ignition switch to on.
measure voltage between terminals tc and cg of dlc3.
Ok:
voltage: 10 – 14 v
2 Check harness and connector(dlc3 – body ground)
Check for open and short circuit in harness and connector betw ...


