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:

Removal
1. REMOVE ENGINE ASSEMBLY WITH TRANSAXLE HINT: (See page EM-34) 2. REMOVE TRANSVERSE ENGINE ENGINE MOUNTING INSULATOR (a) Remove the 3 nuts and transverse engine engine mounting insulator. 3. REMOVE FRONT SUSPENSION ARM SUBASSEMBLY LOWER NO.1 LH (a) Remove the 2 bolts on the front sid ...

Tire size
Typical tire size information The illustration indicates typical tire size. Tire use (P = Passenger car, T = Temporary use) Section width (millimeters) Aspect ratio (tire height to section width) Tire construction code (R = Radial, D = Diagonal) Wheel diameter (inches) ...

Mirror Switch Circuit
DESCRIPTION  A switch signal of the outer mirror switch is transmitted to the selected outer mirror control ECU by way of the body ECU. Then, the outer mirror control ECU activates the mirror motor to move the mirror UP, DOWN, RIGHT and LEFT in response to the inputs. HINT: Th ...

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