Toyota Venza: How To Proceed With Troubleshooting

Toyota Venza Service Manual / Brake Control / Dynamic Control Systems / Vehicle Stability Control System / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

*: Use the Techstream.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

2.	CUSTOMER PROBLEM ANALYSIS

(a) Interview the customer and confirm the trouble. (See page ).

HINT:

Interview the customer to confirm the following:

History of brake fluid replacement.
Whether the engine was stopped intentionally when driving.
Whether the brake and accelerator pedals were depressed simultaneously.

3.	CHECK DTC AND FREEZE FRAME DATA*

(a) Check and record DTCs and Freeze Frame Data.

(b) Clear the DTCs and Freeze Frame Data (See page for DTC Check/Clear, or See page
for Freeze Frame Data).

(1) Reconfirm the DTCs based on the recorded DTCs and Freeze Frame Data (See page for DTC Check/Clear, and See page
for Freeze Frame Data).

HINT:

When DTCs indicating CAN communication system malfunctions are output, repair the CAN communication system before repairing each corresponding sensor (See page ).

If any of the DTCs U0100/65, U0123/62, U0124/95 and U0126/63 is output together with a CAN communication DTC, first check the appropriate sensor for a momentary open circuit (See page
).

Result	Proceed to
DTC is output	A
DTC is not output (Problem symptom does not occur)	B
DTC is not output (Problem symptom occurs)	C

GO TO STEP 5

GO TO STEP 6

4.	DIAGNOSTIC TROUBLE CODE CHART

(a) Proceed to Diagnostic Trouble Code Chart (See page ).

GO TO STEP 7

5.	SYMPTOM SIMULATION

(a) Proceed to How to Proceed with Troubleshooting (See page ).

GO TO STEP 6

6.	PROBLEM SYMPTOMS TABLE

(a) Proceed to Problem Symptoms Table (See page ).

7.	CIRCUIT INSPECTION*

8.	IDENTIFICATION OF PROBLEM

9.	REPAIR OR REPLACEMENT

10.	CONFIRMATION TEST*

END

System Diagram

SYSTEM DIAGRAM Transmitting ECU (Transmitter) Receiving ECU Signal Communication Method Skid control ECU Steering angle sen ...

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CALIBRATION 1. DESCRIPTION (a) Follow the chart below to perform calibration. Parts to be Replaced Necessary Operation Brake actuator assembly (Skid control E ...

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