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:

Reassembly
1. INSTALL REAR DOOR WIRE SUB-ASSEMBLY LH Install the wire. NOTICE: When installing the wire, push the areas where the clips are installed in order to prevent damage and deformation. Install the 2 screws 2. INSTALL REAR DOOR LOCK ASSEMBLY LH Apply MP grease to the slidin ...

Removal
1. REMOVE REAR SEAT LEG SIDE GARNISH SUBASSEMBLY LH  Disengage the clips and remove the seat leg side garnish. 2. REMOVE REAR NO. 2 SEAT ASSEMBLY LH Remove the bolt and locus cable.  Remove the 2 bolts and seat.  Remove the 2 headrests. ...

Evaporative Emission System Reference Orifice
DTC SUMMARY HINT: The 0.02 inch orifice is located inside the pump module. DESCRIPTION The circuit description can be found in the EVAP (Evaporative Emission) System (See page ES-409). INSPECTION PROCEDURE Refer to the EVAP System (See page ES-412). MONITOR DESCRIPTION 5 hours*1 af ...

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