Toyota Venza manuals

Toyota Venza: Basic Inspection

BASIC INSPECTION

When the malfunction is not confirmed by the DTC check, troubleshooting should be carried out in all circuits considered to be possible causes of the problem. In many cases, by carrying out the basic engine check shown in the following procedure, the location of the problem can be found quickly and efficiently. Therefore, using this check is essential when engine troubleshooting.

1. 1.CHECK BATTERY VOLTAGE

NOTICE:

Carry out this check with the engine stopped and the ignition switch off.

Result

Proceed to

11 V or more

GO TO STEP 2

Below 11 V

CHARGE OR REPLACE BATTERY

2. 2.CHECK WHETHER ENGINE CRANKS

Result

Proceed to

NG

PROCEED TO PROBLEM SYMPTOMS TABLE

OK

GO TO STEP 3

3. 3.CHECK WHETHER ENGINE STARTS

Result

Proceed to

NG

GO TO STEP 6

OK

GO TO STEP 4

4. 4.CHECK AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY

(a) Visually check that the air cleaner filter element sub-assembly is not excessively contaminated with dirt or oil.

Result

Proceed to

NG

REPLACE AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY

OK

GO TO STEP 5

5. 5.CHECK IDLE SPEED

Result

Proceed to

NG

TROUBLESHOOT IDLE SPEED AND PROCEED TO NEXT STEP

OK

GO TO STEP 6

6. 6.CHECK FUEL PRESSURE

Result

Proceed to

NG

TROUBLESHOOT FUEL PRESSURE AND PROCEED TO NEXT STEP

OK

GO TO STEP 7

7. 7.CHECK FOR SPARK

Result

Proceed to

NG

TROUBLESHOOT IGNITION SYSTEM AND PROCEED TO NEXT STEP

OK

PROCEED TO PROBLEM SYMPTOMS TABLE

System Diagram
SYSTEM DIAGRAM ...

Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS HINT: Inspect the ECM using check mode. Intermittent problems are easier to detect with the Techstream when the ECM is in check mode. In check mode, the ECM uses 1 ...

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Lost Communication with ECM / PCM "A" (U0100-U0142,U0155)
DESCRIPTION These DTCs are stored when the clearance warning ECU assembly cannot receive and recognize several signals via the CAN communication system. DTC No. DTC Detection Condition Trouble Area U0100 ...

Reassembly
REASSEMBLY PROCEDURE 1. INSTALL FRONT SIDE MARKER LIGHT BULB (a) Install the front side marker light bulb to the front side marker light socket. (b) Turn the front side marker light socket with the front side marker light bulb in the directi ...

Occupant Classification Sensor Power Supply Circuit Malfunction (B1793)
DESCRIPTION The occupant classification sensor power supply circuit consists of the occupant classification ECU and occupant classification sensors. DTC B1793 is recorded when a malfunction is detected in the occupant classification sensor power supply c ...

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