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:

Inspection
1. INSPECT BRAKE CYLINDER AND PISTON (a) Check the brake cylinder bore and front disc brake piston for rust or scoring. 2. INSPECT PAD LINING THICKNESS (a) Using a ruler, measure the pad lining thickness. Standard thickness: 12.0 mm (0.472 in.) Minimum thickness: 1.0 mm (0.039 in.) 3. ...

Internal Control Module Random Access Memory (RAM) Error
DTC P0604 Internal Control Module Random Access Memory (RAM) Error DESCRIPTION The ECM continuously monitors its own internal memory status, internal circuits, and output signals transmitted to the throttle actuator. This self-check ensures that the ECM is functioning properly. If any malfu ...

Terminals of ECU
1. POSITION CONTROL ECU AND SWITCH ASSEMBLY (POWER SEAT CONTROL SWITCH AND ECU)  Disconnect the P58 and P59 connectors. Check the voltage of each terminal of the wire harness side connectors. If the result is not as specified, there may be a malfunction in the wire harn ...