Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / ABS with EBD system
Toyota Corolla (E120): ABS with EBD system
- How to proceed with troubleshooting
- Customer problem analysis check
- Pre–check
- Diagnostic trouble code chart
- Location
- Terminals of ecu
- Problem symptoms table
- Right/Left front speed sensor circuit
- Right/Left rear speed sensor circuit
- Sfr/Sfl/Srr/Srl solenoid circuit
- Open/B+ short circuit in abs motor relay circuit
- Open/Short circuit in abs solenoid relay circuit
- Low battery positive voltage or abnormally high battery positive voltage
- Open circuit in stop light switch circuit
- Pump motor is locked/open circuit in pump motor ground
- Malfunction in abs ecu
- Abs warning light circuit (does not light up)
- Brake warning light circuit
- Tc terminal circuit
- Ts terminal circuit
Other materials:
Terminals of ecu
1. Inspect integration relay
Disconnect the connector from the integration relay.
check the continuity between each terminal of the disconnected connector
and the body ground, as
shown in the illustration and table.
Standard:
If the result is not as specified, the vehicle’s ...
Inspection procedure
1 Input signal check
See input signal check on page 05–745.
check indicator light operation when driving with vehicle
speed above 40 km/h (25 mph), and with vehicle speed
below 40 km/h (25 mph).
Ok:
vehicle speed above 40 km/h (25 mph):
indicator light blinks
vehicle speed be ...
How to proceed with troubleshooting
1 Vehicle brought to workshop
2 Customer problem analysis
3 Check and clear dtc
4 Problem symptom confirmation
5 Symptom simulation
6 Dtc check
7 Dtc chart
8 Problem symptoms table
9 Circuit inspection
10 Identification of problem
11 Parts inspection
12 Repair
1 ...