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:

Short in Curtain Shield Squib LH Circuit
DTC B1165/87 Short 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 B1165/87 is record ...

Inspection
1. INSPECT REAR DRIVE SHAFT ASSEMBLY LH (a) Check that there is no remarkable play in the radial direction of the outboard joint. (b) Check that the inboard joint slides smoothly in the thrust direction. (c) Check that there is no remarkable play in the radial direction of the inboard ...

Heated oxygen sensor (for 2wd)
Components Removal 1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: Wait at least 90 seconds after disconnecting the cable from the nagative (-) battery terminal to prevent airbag and seat belt pretensioner activation. 2. REMOVE HEATED OXYGEN SENSOR (for Bank ...

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