Toyota Venza: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
|
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
.gif)
|
2. |
CUSTOMER PROBLEM ANALYSIS |
(a) Confirm problem symptoms (See page .gif)
).
|
|
3. |
CHECK CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
HINT:
- Refer to Bus Check for the CAN communication system (See page
).
- The center airbag sensor assembly is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN communication system.
|
Result |
Proceed to |
|---|---|
|
CAN communication DTC is not output. |
A |
|
CAN communication DTC is output. |
B |
| B | .gif) |
INSPECT CAN COMMUNICATION CIRCUIT |
|
|
4. |
SRS WARNING LIGHT CHECK |
(a) Proceed to Diagnosis System (See page
).
|
|
5. |
CHECK FOR DTC* |
(a) Proceed to DTC Check / Clear (See page
).
|
Result |
Proceed to |
|---|---|
|
DTC is output. |
A |
|
DTC is not output. |
B |
| B | |
GO TO STEP 7 |
|
|
6. |
DIAGNOSTIC TROUBLE CODE CHART |
(a) Proceed to Diagnostic Trouble Code Chart (See page
).
| NEXT | |
GO TO STEP 8 |
|
7. |
SYMPTOM SIMULATION |
(a) Proceed to Diagnosis System (See page
).
|
|
8. |
PROBLEM SYMPTOMS TABLE |
(a) Proceed to Problem Symptoms Table (See page
).
|
|
9. |
CIRCUIT INSPECTION* |
|
|
10. |
IDENTIFICATION OF PROBLEM |
|
|
11. |
REPAIR OR REPLACEMENT |
|
|
12. |
CONFIRMATION TEST |
| NEXT | |
END |
System Diagram
SYSTEM DIAGRAM
Transmitting ECU
(Transmitter)
Receiving ECU
Signal
Communication Method
Center Airbag Sensor Assembly
EC ...
System Description
SYSTEM DESCRIPTION
1. GENERAL
(a) Deceleration sensors used for the airbag system are installed on various
parts on the vehicle and calculate the deceleration rate of each part during a collision. ...
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DESCRIPTION
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If the power window initialization (See page
) has not been performed, the auto up/down function
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Compressor Solenoid Circuit (B1451/51)
DESCRIPTION
In this circuit, the A/C compressor receives a refrigerant compression demand
signal from the A/C amplifier.
Based on this signal, the A/C compressor changes the amount of compressor output.
DTC No.
DTC Detection Conditio ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK AWD CONTROL ECU
(a) Measure the voltage and resistance of the connector.
Terminal No. (Symbol)
Terminal Description
Condition
Specified Condition
14 (CANH) - 16 (CANL)
...
0.1302