Toyota Camry (XV70): How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use the following procedure listed to troubleshoot the Dynamic Torque Control AWD 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, recharge or replace the battery before proceeding to the next step.
|
| 3. |
CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Click here .gif)
|
Result | Proceed to |
|---|---|
|
CAN DTC is not output |
A |
| CAN DTC is output |
B |
| B |
 | GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
|
| 4. |
CHECK DTC AND FREEZE FRAME DATA* |
(a) Check for DTCs.
Chassis > Four Wheel Drive > Trouble Codes(b) Check for freeze frame data.
HINT:
Record or print DTCs and freeze frame data if necessary.
(c) Clear the DTCs and freeze frame data.
Chassis > Four Wheel Drive > Clear DTCs(d) Recheck for DTCs.
Chassis > Four Wheel Drive > Trouble Codes|
Result | Proceed to |
|---|---|
|
DTC does not reoccur | A |
|
DTC reoccurs | B |
| B |
| GO TO STEP 7 |
|
| 5. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
|
Result | Proceed to |
|---|---|
|
Fault not listed in problem symptoms table |
A |
| Fault listed in problem symptoms table |
B |
| B |
| GO TO STEP 7 |
|
| 6. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Terminals of ECU.
Click here
(b) Data List / Active Test.
Click here
|
| 7. |
REPAIR OR REPLACE |
|
| 8. |
CONFIRMATION TEST |
| NEXT | | END |
READ NEXT:
Calibration
CALIBRATION
NOTICE:
Initial AWD functions such as acceleration are sometimes affected unless backup memory is cleared.
When the yaw rate and acceleration sensor (airbag sensor assembly) is
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order
Terminals Of Ecu
TERMINALS OF ECU CHECK 4WD ECU ASSEMBLY
(a) Measure the voltage and resistance of the connector.
Terminal No. (Symbol) Wiring Color
Terminal Description Condition
Specified Cond
SEE MORE:
Right Rear Wheel ABS Hold Solenoid Control Circuit Short to Battery (C12E712,...,C12F249)
DESCRIPTION The ABS solenoid relay and solenoid valves are built into the brake actuator assembly.
The rear solenoid valve RH controls the brake fluid pressure of the rear wheel cylinder RH of the vehicle.
When this DTC is stored, the fail-safe function operates and the ABS solenoid relay is tur
BSM (Blind Spot
Monitor)
The Blind Spot Monitor is a system that uses rear side radar sensors
installed on the inner side of the rear bumper on the left and
right side to assist the driver in confirming safety when changing
lanes.
System components
Multi-information display
Turning the BSM function on/off.
Outsi
