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:
Changing the engine switch positions
1 “LOCK”
The steering wheel is locked and the key can be removed. (Vehicles with an automatic
transmission or continuously variable transmission: The key can be removed only
when the shift lever is in P.) 2 “ACC”
Some electrical components such as the audio system can be used.
3 “ON ...
Switches
Instrument panel light control dial
Automatic High Beam switch
Heated steering wheel switch*
Windshield wiper de-icer switch*
Outside rear view mirror switch
Door lock switches
Power window switches
Window lock switch
*: If equipped
Meter control switches
Paddle shift switches*1
C ...
Circuit description
The vehicle speed sensor circuit is sent to cruise control ecu assy as a
vehicle speed signal. For each rotation
of the shaft, the vehicle speed sensor sends a signal through the combination
meter assembly to the
cruise control ecu assy (see the following chart). The cruise control ecu assy
...