Toyota RAV4 manuals

Toyota Sienna Service Manual: 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 DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 INSPECT ENGINE HOOD COURTESY SWITCH

INSPECT ENGINE HOOD COURTESY SWITCH

  1. Remove the courtesy switch.
  2.  Disconnect the E3 switch connector.
  3.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

2 CHECK HARNESS AND CONNECTOR (MULTIPLEX NETWORK BODY ECU - ENGINE HOOD COURTESY SWITCH)

CHECK HARNESS AND CONNECTOR (MULTIPLEX NETWORK BODY ECU - ENGINE HOOD COURTESY SWITCH)

  1. Disconnect the B8 ECU connector.
  2. Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

3 CHECK HARNESS AND CONNECTOR (ENGINE HOOD COURTESY SWITCH - BODY GROUND)

 CHECK HARNESS AND CONNECTOR (ENGINE HOOD COURTESY SWITCH - BODY GROUND)

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

Standard resistance

Standard resistance

REPLACE MULTIPLEX NETWORK BODY ECU

Terminals of ECU
1. CHECK INSTRUMENT PANEL J/B ASSEMBLY (MULTIPLEX NETWORK BODY ECU)  Disconnect the B6, B7 and B9 ECU connectors. Disconnect the 1A, 1C, 1L and 1K J/B connectors.  Measure t ...

Security Horn Circuit
DESCRIPTION During the alarm sounding state, the relay in the ECU turns on and off in a cycle of approximately 0.2 seconds, causing the security horn to sound. WIRING DIAGRAM INSPECTION PROC ...

Other materials:

Power slide door control motor and clutch
INSPECTION 1. INSPECT SLIDE DOOR CONTROL MOTOR AND CLUTCH ASSEMBLY LH Remove the motor and clutch. Connect the battery positive (+) lead to terminal 3 and the battery negative (-) lead to terminal 2. Apply battery voltage to the terminals and check the motor operation. OK If ...

Manual shifting test
1. Perform manual shifting test Hint: With this test, it can be determined whether the trouble occurs in the electrical circuit or is a mechanical problem in the transaxle. If any abnormalities are found in the following test, the problem is in the transaxle itself. (A) disconnec ...

Perform zero point calibration of yaw rate and deceleration sensor (when using intelligent tester)
(a) Connect the intelligent tester to the DLC3. (b) Turn the ignition switch to the ON position. (c) Operate the intelligent tester to erase the codes (select "RESET MEMORY"). HINT: Refer to the intelligent tester operator's manual for further details. (d) Using the intell ...

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