Toyota Venza: How To Proceed With Troubleshooting

Toyota Venza Service Manual / Cruise Control / Cruise Control System / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

Use the following procedure to troubleshoot the cruise control system.
*: Use the Techstream.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

2.	INSPECT BATTERY VOLTAGE

Standard Voltage:

11 to 14 V

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

3.	CHECK COMMUNICATION FUNCTION OF CONTROLLER AREA NETWORK (CAN)*

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

Result	Proceed to
CAN DTC is not output	A
CAN DTC is output	B

GO TO CAN COMMUNICATION SYSTEM (DTC CHART)

4.	CHECK FOR DTCs*

Refer to DTC Check / Clear (See page ).

(a) Check for DTCs and note any codes that are output.

(b) Clear the DTCs.

Result	Proceed to
DTC does not reoccur	A
DTC reoccurs	B

GO TO DTC CHART

5.	PROBLEM SYMPTOMS TABLE

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 7

6.	OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Terminals of ECM (See page ).

(b) Data List / Active Test (See page ).

7.	ADJUST, REPAIR OR REPLACE

8.	CONFIRMATION TEST

END

System Description

SYSTEM DESCRIPTION 1. CRUISE CONTROL SYSTEM This system is controlled by the ECM, and is activated by the throttle position sensor and motor. The ECM controls the following functions: ON-OFF, - SE ...

Road Test

ROAD TEST 1. PROBLEM SYMPTOM CONFIRMATION (a) Inspect the SET function. Text in Illustration *1 ON/OFF *2 - SET (1) Turn the cruise con ...

Other materials about Toyota Venza:

Internal Control Module Accelerator Pedal Position Performance (P060D)
MONITOR DESCRIPTION The ECM monitors the input signals of the accelerator pedal position sensor No. 1. When the input signals and control signals are deviated, the DTC is stored. DTC No. DTC Detection Condition Trouble Area ...

Automatic High Beam System (B124B)
DESCRIPTION The DTC is stored when the main body ECU (driver side junction block assembly) detects malfunctions in the automatic high beam system. DTC No. DTC Detection Condition Trouble Area B124B ...

Back Door Entry Lock Function does not Operate
DESCRIPTION If the back door entry lock function does not operate but the back door open function operates, the communication between the vehicle and key is normal. As a faulty part, the entry lock switch circuit (from the back door opener switch assembly ...