Toyota RAV4 manuals

Toyota Sienna Service Manual: Terminals of ECU

1. CHECK POWER SLIDE DOOR ECU LH

CHECK POWER SLIDE DOOR ECU LH

  1. Disconnect the P25 and P26 ECU connectors, and check the voltage and resistance of each terminal of the wire harness side connectors

CHECK POWER SLIDE DOOR ECU LH

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

  1.  Reconnect the ECU connectors, and check the voltage of each terminal of the connectors.

CHECK POWER SLIDE DOOR ECU LH

CHECK POWER SLIDE DOOR ECU LH

*1 Satellite switch (Slide door LH)
*2 Power slide door control switch LH
*3 Transmitter switch (Slide door LH)
*4 When all the conditions listed below are met, the warning buzzer sounds.

*5 When any condition listed below is met, the sounding warning buzzer stops.

*6 Terminal SEL is used for distinction between the power slide door ECU LH and RH. Only terminal SEL of the power slide door ECU LH is grounded.

HINT: Use an oscilloscope to check the output voltages of the power slide door main switch, buzzer and pulse sensor.

If the result is not as specified, the ECU may have a malfunction.

2. CHECK POWER SLIDE DOOR ECU RH

CHECK POWER SLIDE DOOR ECU RH

  1. Disconnect the P27 and P28 ECU connectors, and check the voltage or resistance of each terminal of the wire harness side connectors.

CHECK POWER SLIDE DOOR ECU RH

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

  1.  Reconnect the ECU connectors, and check the voltage of each terminal of the connectors.

CHECK POWER SLIDE DOOR ECU RH

CHECK POWER SLIDE DOOR ECU RH

*1 Satellite switch (Slide door RH)
*2 Power slide door control switch RH
*3 Transmitter switch (Slide door RH)
*4 When all the conditions listed below are met, the warning buzzer sounds.

*5 When any condition listed below is met, the sounding warning buzzer stops.

HINT: Use an oscilloscope to check the output voltages of the power slide door main switch, buzzer and pulse sensor.

If the result is not as specified, the ECU may have a malfunction.

Problem symptoms table
POWER SLIDE DOOR SYSTEM Symptom Suspected Area Power slide door LH does not operate when switch* is pressed (* switch indicates satellite switch for power slide door ...

Diagnosis system
1. CHECK DLC3 The vehicle's ECU uses ISO 15765-4 for communication protocol. The terminal arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 format NOTICE: ...

Other materials:

Short in Front Pretensioner Squib LH Circuit
DTC B0135/73 Short in Front Pretensioner Squib LH Circuit DESCRIPTION The front pretensioner squib LH circuit consists of the center airbag sensor assembly and the front seat outer belt assembly LH. This circuit instructs the SRS to deploy when deployment conditions are met. DTC B0135/73 ...

Customize parameters
HINT: The following items can be customized. NOTICE:  When the customer requests a change in a function, first make sure that customization of the function(s) is possible.  Be sure to record the current settings before customizing.  When troubleshooting a function, fir ...

Installation
1. INSTALL CENTER REAR SEAT LAP TYPE BELT ASSEMBLY (for 8-Passenger) HINT: Refer to the instructions for reassembly of the rear No. 1 seat assembly (for center seat).  Install the center rear seat lap type belt assembly with the bolt. Torque: 42 N*m (430 kgf*cm, 31 ft.*lbf) 2. IN ...

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