Toyota Sienna Service Manual: Brake actuator (w/ vsc)

TS and CG Terminal Circuit

DESCRIPTION In the sensor check mode, a malfunction of the speed sensor that cannot be detected when the vehicle is stopped is detected while driving. Transition to the sensor check mode can be ...

On-vehicle inspection

1. CONNECT INTELLIGENT TESTER (a) Connect the intelligent tester to the DLC3. (b) Start the engine and run at idle. (c) Select the ACTIVE TEST mode on the intelligent tester. HINT: Pleas ...

Other materials:

Pressure Control Solenoid "B" Electrical (Shift Solenoid Valve SL2)
DESCRIPTION Shifting from 1st to 5th is performed in combination with "ON" and "OFF" operation of the shift solenoid valves SL1, SL2, SL3, S4 and SR which are controlled by the ECM. If an open or short circuit occurs in either of the shift solenoid valves, the ECM cont ...

How to proceed with troubleshooting
1 VEHICLE BROUGHT TO WORK SHOP 2 CUSTOMER PROBLEM ANALYSIS 3 CHECK BODY MULTIPLEX COMMUNICATION SYSTEM Check for the DTC outputs. 4 DTC CHECK 5 DTC CHART 6 PROBLEM SYMPTOMS TABLE 7 TERMINAL OF ECU 8 CIRCUIT INSPECTION 9 IDENTIFICATION OF PROBLEM 10 REPAIR OR REPLACE 11 CONFIRMATION T ...

Terminals of ECU
1. CHECK POWER SLIDE DOOR ECU LH Disconnect the P25 and P26 ECU connectors, and check the voltage and resistance of each terminal of the wire harness side connectors If the result is not as specified, there may be a malfunction on the wire harness side.  Reconnect the EC ...