Toyota RAV4 manuals

Toyota Sienna Service Manual: How to proceed with troubleshooting

Toyota Sienna Service Manual / Door lock / Key reminder warning system / How to proceed with troubleshooting

HINT:

1 VEHICLE BROUGHT TO WORKSHOP

2 CUSTOMER PROBLEM ANALYSIS

3 INSPECT COMMUNICATION FUNCTION OF MULTIPLEX COMMUNICATION SYSTEM (BEAN)

  1. Use the intelligent tester to check if the Multiplex Communication System (MPX) is functioning normally.

Result

Result

4 PROBLEM SYMPTOMS TABLE

Result

Result

5 OVERALL ANALYSIS AND TROUBLESHOOTING

  1. Terminals of ECU.
  2. DATA LIST/ACTIVE TEST

6 REPAIR OR REPLACE

7 CONFIRMATION TEST

END

Key reminder warning system
Parts location System description 1. KEY REMINDER WARNING SYSTEM DESCRIPTION  When the driver side door is opened with the ignition key in the ACC or LOCK position, this system caus ...

Operation check
1. REMOVE CHECK FUNCTION  Check that the key reminder warning buzzer sounds.  With the driver side door closed, insert the key into the ignition key cylinder and then turn the ...

Other materials:

Lost Communication with Radar Sensor
DTC U1102 Lost Communication with Radar Sensor DESCRIPTION The laser sensor and distance control ECU transmit the data for general vehicle control and diagnosis function along the communication line. The distance control ECU determines the curve radius information based on signals from the s ...

Removal
1. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM SST 07110-58060 (07117-58080, 07117-58090, 07117-78050, 07117-88060, 07117-88070, 07117-88080) HINT: See page AC-172. 2. REMOVE REAR DOOR SCUFF PLATE RH (See page IR-7) 3. REMOVE BACK DOOR SCUFF PLATE (See page IR- 8) 4. REMOVE QUARTER TR ...

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 the voltage and resistance between each terminal of the wire harness side connectors and body gro ...

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