Toyota Camry (XV70): AWD Warning does not Come ON
DESCRIPTION
Refer to "4WD Warning Remains ON".
Click here .gif)
WIRING DIAGRAM
Refer to "4WD Warning Remains ON".
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CAUTION / NOTICE / HINT
Refer to "4WD Warning Remains ON".
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PROCEDURE
| 1. |
CHECK HARNESS AND CONNECTOR |
(a) Check that there is no looseness at the locking and connecting parts of the 4WD ECU assembly connector.
OK:
No looseness at the locking and connecting parts
(b) Disconnect the K145 4WD ECU assembly connector.
(c) Check the connector case and the terminal for deformation and corrosion.
OK:
No deformation or corrosion
(d) Connect the K145 4WD ECU assembly connector.
| NG | .gif) | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
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| 2. |
CHECK 4WD WARNING MESSAGE |
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON.
(d) Turn the Techstream on.
(e) According to the display on the Techstream, read the Data List.
Chassis > Four Wheel Drive > Active Test|
Tester Display | Measurement Item |
Control Range | Diagnostic Note |
|---|---|---|---|
|
4WD Warning Light | AWD warning (multi-information display) |
Warning ON/OFF | Observe combination meter assembly |
|
Tester Display | Measurement Item |
Range | Normal Condition |
Diagnostic Note |
|---|---|---|---|---|
|
4WD Warning Light | AWD warning (multi-information display) |
OFF or ON | OFF: Warning off ON: Warning on | - |
|
Active Test Display |
|---|
|
4WD Warning Light |
|
Data List Display |
|---|
|
4WD Warning Light |
|
Result | Proceed to |
|---|---|
|
Data List display does not switch ON/OFF |
A |
| Data List display switches ON/OFF |
B |
| A |
| REPLACE 4WD ECU ASSEMBLY
|
| B |
| GO TO METER / GAUGE SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
READ NEXT:
Components
COMPONENTS ILLUSTRATION
*1 PROPELLER SHAFT HEAT INSULATOR
*2 NO. 1 PROPELLER SHAFT HEAT INSULATOR BRACKET SUB-ASSEMBLY
*3 REAR ENGINE MOUNTING BRACKET SUB-ASSEMBLY
Removal
REMOVAL CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during tr
SEE MORE:
On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE
1. FUEL PUMP ASSEMBLY OPERATION (a) Check fuel pressure. (1) Connect the Techstream to the DLC3.
(2) Start the engine. (3) Turn the Techstream on. (4) Enter the following menus: Powertrain / Engine / Active Test / Control the Target Fuel Pressure Offset. Powertrai
Road Test
ROAD TEST PROBLEM SYMPTOM CONFIRMATION (a) Based on the result of the customer problem analysis, try to reproduce the symptoms. If the problem is that the transaxle does not shift up, shift down, or the shift point is too high or too low, conduct the following road test referring to the automatic sh
