Toyota Venza: How To Proceed With Troubleshooting

Toyota Venza Service Manual / 1ar-fe Engine Control / Sfi System / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

*: Use the Techstream.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

2.	CUSTOMER PROBLEM ANALYSIS

3.	CONNECT TECHSTREAM TO DLC3*

HINT:

If the display indicates a communication fault with the Techstream, inspect the DLC3. When any CAN communication system DTCs are output, perform troubleshooting on the CAN communication system first.

4.	CHECK DTC AND FREEZE FRAME DATA*

HINT:

Record or print DTCs and freeze frame data, if necessary.

5.	CLEAR DTC AND FREEZE FRAME DATA*

6.	CONDUCT VISUAL INSPECTION

7.	SELECT CHECK MODE DIAGNOSIS*

HINT:

Refer to Check Mode Procedure (See page ).

8.	CONFIRM PROBLEM SYMPTOMS

HINT:

Refer to Problem Symptoms Table (See page ).

If the engine does not start, first perform the "Check For DTC" procedure and "Conduct Basic Inspection" procedure below.

Result	Proceed to
Malfunction does not occur	A
Malfunction occurs	B

GO TO STEP 10

9.	SIMULATE SYMPTOMS

HINT:

Refer to Problem Symptoms Table (See page
).

10.	CHECK DTC*

HINT:

Refer to DTC Check / Clear (See page ).

Result	Proceed to
Trouble code	A
No code	B

GO TO STEP 12

11.	REFER TO DTC CHART

HINT:

Refer to Diagnostic Trouble Code Chart (See page ).

12.	CONDUCT BASIC INSPECTION

Result	Proceed to
Malfunctioning parts not confirmed	A
Malfunctioning parts confirmed	B

GO TO STEP 17

13.	REFER TO PROBLEM SYMPTOMS TABLE

HINT:

Refer to Problem Symptoms Table (See page
).

Result	Proceed to
Malfunctioning circuit confirmed	A
Malfunctioning parts confirmed	B

GO TO STEP 17

14.	CHECK ECM POWER SOURCE CIRCUIT

HINT:

Refer to ECM Power Source Circuit (See page
).

15.	CONDUCT CIRCUIT INSPECTION

Result	Proceed to
Malfunction not confirmed	A
Malfunction confirmed	B

GO TO STEP 18

16.	CHECK FOR INTERMITTENT PROBLEMS

17.	CONDUCT PARTS INSPECTION

18.	IDENTIFY PROBLEM

19.	ADJUST AND/OR REPAIR

20.	CONDUCT CONFIRMATION TEST

END

Parts Location

PARTS LOCATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ...

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