Inspection Procedure

WARNING: This page is about a different car, the 2005 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: When replacing the master cylinder solenoid, perform zero point CALIBRATION .

INSPECT IF SKID CONTROL ECU CONNECTOR IS SECURELY CONNECTED
1. Check the skid control ECU connector's connecting condition.
OK:

The connector should be securely connected.
1. NG: CONNECT CONNECTOR TO ECU
2. OK: GO TO NEXT STEP
INSPECT BATTERY
1. Check the battery voltage.
Standard:

Voltage: 11 to 14 V
1. NG: INSPECT CHARGING SYSTEM ( ON-VEHICLE INSPECTION , ON-VEHICLE INSPECTION )
2. OK: GO TO NEXT STEP

CHECK HARNESS AND CONNECTOR (BETWEEN SKID CONTROL ECU AND COMBINATION METER) ( HOW TO PROCEED WITH TROUBLESHOOTING )

Disconnect the skid control ECU connector and combination meter connector.

Measure the resistance according to the value(s) in the table below.

Standard:

TESTER CONNECTION AND SPECIFIED CONDITION

Tester Connection	Specified Condition
S28-34 (IND) - C10-20	Below 1Ω
S28-34 (IND) - Body ground	10 kΩ or higher

Fig 1: Identifying Connectors (Skid Control ECU And Combination Meter)

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
OK: GO TO NEXT STEP

INSPECT COMBINATION METER ASSY

Check the combination meter system (see HOW TO PROCEED WITH TROUBLESHOOTING ).

NG: REPLACE COMBINATION METER ASSY ( COMBINATION METER ASSY )
OK: GO TO NEXT STEP
REPLACE MASTER CYLINDER SOLENOID (SEE OVERHAUL )