Toyota RAV4 manuals

Toyota Sienna Service Manual: How to proceed with troubleshooting

HINT:

1 VEHICLE BROUGHT TO WORKSHOP

2 CUSTOMER PROBLEM ANALYSIS CHECK

HINT:

What Vehicle model, system name
When Date, time, occurrence frequency
Where Road conditions
Under what conditions? Running conditions, driving conditions, weather conditions
How did it happen? Problem symptoms

3 INSPECT BATTERY VOLTAGE

Standard Voltage: 11 to 14 V If the voltage is below 11 V, recharge or replace the battery before proceeding.

4 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

5 PROBLEM SYMPTOMS TABLE

Result

Result

6 OVERALL ANALYSIS AND TROUBLESHOOTING

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

7 REPAIR OR REPLACE

8 CONFIRMATION TEST

END

System description
1. POWER MIRROR CONTROL SYSTEM DESCRIPTION This system has these functions: automatic glare-resistant electrochromic (EC) mirror, electrical remote control type mirror, memory function, foot light ...

Problem symptoms table
HINT:  Use the table below to help determine the cause of the problem symptoms. The potential causes of the symptoms are listed in order of probability in the ''Suspected Area'' column ...

Other materials:

The Rear Cross Traffic Alert function detection areas
The areas that vehicles can be detected in are outlined below. To give the driver a more consistent time to react, the buzzer can alert for faster vehicles from farther away. Example: The Rear Cross Traffic Alert function is operational when The BSM main switch is set to on. The ...

Wireless Door Lock Tuner Circuit Malfunction
DTC B1242 Wireless Door Lock Tuner Circuit Malfunction DESCRIPTION When a RDA signal is not input to the door control receiver within 1 second after the multiplex network body ECU outputs a PRG signal, this DTC is set. DTC No. DTC Detection Condition Suspected Area ...

Power Source Circuit
DESCRIPTION This is the power source circuit for the outer mirror control ECU. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT OUTER MIRROR CONTROL ECU (POWER SOURCE) Disconnect the O9 or O11 ECU connector.  Measure the voltage and resistance according to the value(s) in the t ...

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