Toyota RAV4 manuals

Toyota Sienna Service Manual: Terminals of ECU

1. COMBINATION METER ASSEMBLY

COMBINATION METER ASSEMBLY

COMBINATION METER ASSEMBLY

COMBINATION METER ASSEMBLY

COMBINATION METER ASSEMBLY

*1: with Power Rear No. 2 Seat with Stowing Function
*2: with Theft Deterrent System

COMBINATION METER ASSEMBLY

  1.  Waveform 1 (Reference) : Using an oscilloscope:

OK:

COMBINATION METER ASSEMBLY

HINT: As vehicle speed increases, the cycle of the signal waveform narrows.

COMBINATION METER ASSEMBLY

  1. Waveform 2 (Reference) : Using an oscilloscope:

OK:

COMBINATION METER ASSEMBLY

2. ACCESSORY METER ASSEMBLY

ACCESSORY METER ASSEMBLY

3. COMBINATION METER INNER CIRCUIT

COMBINATION METER INNER CIRCUIT

 COMBINATION METER INNER CIRCUIT

 COMBINATION METER INNER CIRCUIT

 COMBINATION METER INNER CIRCUIT

*1: for Optitron Meter, Power Rear No. 2 Seat with Stowing Function
*2: for Optitron Meter, with Theft Deterrent System
*3: without VSC
*4: with VSC

Problem symptoms table
ENTIRE SYSTEM METER GAUGES WARNING LIGHTS INDICATOR LIGHTS BUZZER ACCESSORY METER ASSEMBLY ...

Diagnosis system
1. CHECK DLC3  The ECU uses the 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:

SRS Warning Light does not Come ON
DESCRIPTION WIRING DIAGRAM INSPECTION PROCEDURE 1 CHECK BATTERY Measure the voltage of the battery. Standard voltage: 11 to 14 V 2 CHECK CONNECTORS Turn the ignition switch to the LOCK position.  Disconnect the negative (-) terminal cable from the battery, and wait for at le ...

Vehicle Speed Sensor "A"
DTC P0500 Vehicle Speed Sensor "A" DESCRIPTION The speed sensor detects the wheel speed and sends the appropriate signals to the skid control ECU. The skid control ECU converts these wheel speed signals into a 4-pulse signal and outputs it to the ECM via the combination meter. Th ...

Removal
1. PRECAUTION CAUTION: Be sure to read "PRECAUTION" thoroughly before servicing. 2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: Wait for 90 seconds after disconnecting the cable to prevent the airbag working. 3. REMOVE STEERING WHEEL NO.3 COVER LOWER  Using a ...

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