Toyota RAV4 manuals

Toyota Sienna Service Manual: Problem symptoms table

RESULT LIST OF CHECK CAN BUS LINE

Symptom

Suspected Area

All ECUs and sensors connected to the CAN communication system are not displayed on intelligent tester CAN Bus Line
The result of "CAN BUS WIRE CHECK" is "Open in CAN Main Bus Line". Open in CAN Main Bus Line
The result of "CAN BUS WIRE CHECK" is "Short in CAN Bus Lines". Short in CAN Bus Lines
The result of "CAN BUS WIRE CHECK" is "Short to B+ in CAN Bus Line". Short to B+ in CAN Bus Line
The result of "CAN BUS WIRE CHECK" is "Short to GND in CAN Bus Line". Short to GND in CAN Bus Line

COMMUNICATION STOP MODE TABLE

Symptom

Suspected Area

Engine not displayed on intelligent tester 1. ECM Communication Stop Mode
Gateway not displayed on intelligent tester 1. Gateway ECU Communication Stop Mode
ABS/ VSC/ TRC not displayed on intelligent tester. *1 1. Skid control ECU Communication Stop Mode
Yaw rate/ deceleration sensor not displayed intelligent tester. *1 1. Yaw Rate Sensor Communication Stop Mode
Steering angle sensor not displayed on intelligent tester. *1 1. Steering Angle Sensor Communication Stop Mode
Distance control not displayed on intelligent tester. *2 1. Distance Control ECU Communication Stop Mode

HINT:

How to proceed with troubleshooting
NOTICE: DTCs for the CAN communication system are as follows: U0073, U0100, U0122, U0123, U0124, U0126 and U1101. HINT: If U0235 or U1102 is output alone, the CAN communication is normal 1 CHECK ...

Terminals of ECU
1. JUNCTION CONNECTOR Junction connector with VSC HINT: *1: with Dynamic laser cruise control without VSC CAN junction connector (with VSC) with VSC The connection ...

Other materials:

Position Sensor Circuit
DESCRIPTION When SET and 1 or 2 are pressed, the position sensor detects the mirror position and sends the signal to the outer mirror control ECU. Then when position 1 or 2 is pressed, the outer mirror control ECU drives the mirror motor based on the memorized sensor positions. HINT: The ...

Installation
1. INSTALL DISTANCE CONTROL ECU ASSEMBLY  Using a torque wrench, install the bolt. Torque: 5 N*m (51 kgf*cm, 44 in.*lbf) NOTICE: Do not install the dropped or shocked distance control ECU assembly. 2. INITIALIZE DISTANCE CONTROL ECU NOTICE: After replacing the distance control ECU ...

Removal
HINT: Don't use the dropped or damaged yawrate sensor Free from the foreign matters between yaerate sensor bracket and body. Make sure the sensor direction. 1. REMOVE FRONT SEAT ASSEMBLY RH HINT: See page SE-40. 2. REMOVE FRONT DOOR SCUFF PLATE RH 3. REMOVE COWL SIDE TRIM BOARD RH ...

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