Toyota RAV4 manuals

Toyota Sienna Service Manual: How to proceed with troubleshooting

HINT: Troubleshoot in accordance with the procedures on the following pages.

1 VEHICLE BROUGHT TO WORKSHOP

2 DTC CHECK

  1. Check for DTCs and make a note of the code that is output (See page MP-14).
  2. Delete the DTC.
  3. Check if the DTC is output once again when the problem symptom is simulated based on the noted code.
  1. When no code is output (symptom check and simulation are possible), proceed to A.
  2. When a code is output, proceed to B.

3 PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM

  1. Terminals of ECU

4 ADJUST, REPAIR OR REPLACE

END

System description
1. MULTIPLEX COMMUNICATION SYSTEM (BEAN) The BEAN communication line is used to control the combination meter, the A/C amplifier, the airbag sensor assembly, the multiplex network body ECU, ...

Terminals of ECU
1. MULTIPLEX NETWORK GATEWAY ECU Disconnect the G4 ECU connector. Measure the voltage between the specified terminals on the wire harness side connector. If the result is not as ...

Other materials:

High mounted stop light assembly
COMPONENTS REMOVAL 1. REMOVE BACK DOOR GARNISH CENTER (w/ Rear Spoiler) 2. REMOVE REAR SPOILER COVER (w/ Rear Spoiler) 3. REMOVE CENTER STOP LIGHT ASSEMBLY  w/o Rear spoiler:  Disconnect the connector and remove the 2 screws and the center stop light assembly. ...

Short to B+ in Curtain Shield Squib LH Circuit
DTC B1168/86 Short to B+ in Curtain Shield Squib LH Circuit DESCRIPTION The curtain shield squib LH circuit consists of the center airbag sensor assembly and the curtain shield airbag assembly LH. The circuit instructs the SRS to deploy when deployment conditions are met. DTC B1168/86 is ...

Air fuel ratio sensor relay
INSPECTION 1. INSPECT AIR FUEL RATIO SENSOR RELAY  Using an ohmmeter, measure the resistance according to the value(s) in the table below. Standard resistance If the result is not as specified, replace the relay. ...

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