Inspection Procedure
WARNING: This page is about a different car, the 2007 Toyota Tacoma. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK CAN BUS LINE FOR DISCONNECTION (SKID CONTROL ECU SUB BUS LINE)
- Turn the ignition switch to the LOCK position.
- Disconnect the skid control ECU connector (S1).
- Measure the resistance according to the value(s) in TESTER CONNECTION SPECIFIED VALUE .
Standard resistance
TESTER CONNECTION SPECIFIED VALUETester Connection Condition Specified Value S1-11 (CANH) - S1-25 (CANL) - Ignition switch OFF
- Stop light switch OFF
54 to 69 ohms
NG: REPAIR OR REPLACE SKID CONTROL ECU BRANCH LINE OR CONNECTOR (CAN-H, CAN-L)
OK: Go to Next Step
- CHECK WIRE HARNESS (IG, GND2)
- Measure the resistance according to the value(s) in TESTER CONNECTION SPECIFIED VALUE .
Standard resistance
TESTER CONNECTION SPECIFIED VALUETester Connection Condition Specified Value S1-32 (GND2) - Body ground Always Below 1 ohms - Measure the voltage according to the value(s) in TESTER CONNECTION SPECIFIED VALUE .
Standard voltage
TESTER CONNECTION SPECIFIED VALUETester Connection Condition Specified Value S1-46 (IG1) - Body ground - Ignition switch ON
- Stop light switch OFF
10 to 14 V
NG: REPAIR OR REPLACE WIRE HARNESS OR CONNECTOR
OK: REPLACE MASTER CYLINDER SOLENOID
- Measure the resistance according to the value(s) in TESTER CONNECTION SPECIFIED VALUE .