Toyota Venza: How To Proceed With Troubleshooting

Toyota Venza Service Manual / Park Assist / Monitoring / Intuitive Parking Assist System / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

Use the following procedure to troubleshoot the intuitive parking assist system.
*: Use the Techstream.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

2.	CUSTOMER PROBLEM ANALYSIS

3.	INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.

4.	CHECK CAN COMMUNICATION SYSTEM*

(a) Use the Techstream to check if the CAN communication system is functioning normally (See page ).

Result	Proceed to
CAN communication system DTCs are not output	A
CAN communication system DTCs are output	B

GO TO CAN COMMUNICATION SYSTEM (w/ Central Gateway ECU)

5.	PROBLEM SYMPTOM CONFIRMATION

6.	CHECK DTC*

(a) Check for DTCs (See page ).

Result	Proceed to
DTCs are output	A
DTCs are not output (Problem symptom does not occur)	B
DTCs are not output (Problem symptom occurs)	C

GO TO STEP 8

GO TO STEP 9

7.	DIAGNOSTIC TROUBLE CODE CHART

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

GO TO STEP 11

8.	SYMPTOM SIMULATION

(a) Refer to Symptom Simulation (See page
).

9.	PROBLEM SYMPTOMS TABLE

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

Result	Proceed to
Fault is not listed in Problem Symptoms Table	A
Fault is listed in Problem Symptoms Table	B

GO TO STEP 11

10.	OVERALL ANALYSIS AND TROUBLESHOOTING

(a) Operation Check (See page )

(b) Terminals of ECU (See page )

11.	CIRCUIT INSPECTION*

12.	IDENTIFICATION OF PROBLEM

13.	REPAIR OR REPLACE

14.	CONFIRMATION TEST*

END

System Diagram

SYSTEM DIAGRAM Communication Table Sender Receiver Signal Line Main Body ECU (Driver Side Junction Block Assembly) Clearan ...

Customize Parameters

CUSTOMIZE PARAMETERS PROCEDURE 1. CUSTOMIZE INTUITIVE PARKING ASSIST SYSTEM (a) Customizing with the Techstream NOTICE: When the customer requests a change in a function, first make sure ...

Other materials about Toyota Venza:

Reassembly
REASSEMBLY PROCEDURE 1. INSTALL COOLER DRYER (a) Using pliers, install a new cooler dryer to the modulator. (b) Apply sufficient compressor oil to the O-ring and fitting surfaces of t ...

Sound Quality is Bad Only when CD is Played (Volume is Too Low)
PROCEDURE 1. REPLACE CD AND RECHECK (a) Replace the CD with a new or known good one and check that the malfunction disappears. OK: Malfunction disappears. OK END NG REPLACE ...

Evaporative Emission Control System Leak Detected (Gross Leak) (P0455,P0456)
DTC SUMMARY DTC No. Monitoring Item Malfunction Detection Condition Trouble Area Detection Timing Detection Logic P0455 EVAP gross leak Leak detection pum ...