Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / ABS with EBD system / Abs warning light circuit (does not light up) / Inspection procedure
Toyota Corolla (E120): Inspection procedure
Hint
: start the inspection from step 1 in case of using the hand–held tester and start from step 2 in case of not using the hand–held tester.
1 Perform active test by hand–held tester(abs warning light)
- Check that ”on” and ”off” of the abs warning light can be shown on the combination meter by the hand–held tester.


2 Inspect combination meter assy(abs warning light)
- Disconnect the connector from the skid control ecu.
- turn the ignition switch to on.
- check the abs warning light.
Ok: abs warning light goes on


3 Check harness and connector(wa circuit)
- Check for short circuit in harness and connector of the between terminal wa of skid control ecu and combination meter


Check and replace brake actuator assy
Other materials:
Precaution
1. Do not handle refrigerant in an enclosed
area or near an open flame
2. Always wear eye protection
3. Be careful not to get liquid refrigerant in your eyes or on your skin
If liquid refrigerant gets in your eyes or on your skin.
wash the area with lots of cool water.
Cautio ...
General information
There are many ecu controlled systems used in the corolla. In general, ecu
controlled system are considered
to be very intricate and require a high level of technical knowledge and expert
skill to troubleshoot.
The fact is, however, that if you proceed by inspecting the circuits one by one, ...
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 combinatio ...


