Toyota RAV4 manuals

Toyota Sienna Service Manual: Terminals of ECU

1. CHECK INSTRUMENT PANEL J/B ASSEMBLY (MULTIPLEX NETWORK BODY ECU)

  1.  Disconnect the B6, B7 and B9 ECU connectors.

CHECK INSTRUMENT PANEL J/B ASSEMBLY

  1. Disconnect the 1A, 1C, 1L and 1K J/B connectors.
  2.  Measure the voltage and resistance between each terminal of the wire harness side connectors and body ground

CHECK INSTRUMENT PANEL J/B ASSEMBLY

If the result is not as specified, there may be a malfunction on the wire harness side.

  1. Reconnect the B6, B7 and B9 ECU connectors.
  2.  Reconnect the 1A, 1C, 1L and 1K J/B connectors.
  3.  Measure the voltage between each terminal of the connectors and the body ground.

CHECK INSTRUMENT PANEL J/B ASSEMBLY

*: with Engine Immobiliser System If the result is not as specified, the J/B assembly (body ECU) may have a malfunction.

Problem symptoms table
Proceed to the reference page shown in the table below for each malfunction symptom and troubleshoot each circuit. HINT: Troubleshooting of the theft deterrent system is based on the premise tha ...

Engine Hood Courtesy Switch Circuit
DESCRIPTION The engine hood courtesy switch is built in the engine hood lock assembly. The switch turns on when the engine hood is opened and turns off when the engine hood is closed. WIRING DIAG ...

Other materials:

Removal
1. REMOVE REAR SEAT LEG SIDE GARNISH SUBASSEMBLY LH  Disengage the clips and remove the seat leg side garnish. 2. REMOVE REAR NO. 2 SEAT ASSEMBLY LH Remove the bolt and locus cable.  Remove the 2 bolts and seat.  Remove the 2 headrests. ...

On-vehicle inspection
HINT: The type of ignition switch on this model differs according to the specifications of the vehicle. For the expressions used in this section, refer to the "EXPRESSIONS OF IGNITION SWITCH" precaution (See page ES-1). 1. CHECK AIR FUEL RATIO COMPENSATION SYSTEM (a) Connect the inte ...

Reassembly
1. INSTALL REAR DOOR WIRE SUB-ASSEMBLY LH Install the wire. NOTICE: When installing the wire, push the areas where the clips are installed in order to prevent damage and deformation. Install the 2 screws. 2. INSTALL REAR DOOR LOCK ASSEMBLY LH Apply MP grease to the slidi ...

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