Toyota Corolla Cross: AWD Warning does not Come ON
DESCRIPTION
Refer to "AWD Warning Light Remains ON".
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WIRING DIAGRAM
Refer to "AWD Warning Light Remains ON".
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CAUTION / NOTICE / HINT
Refer to "AWD Warning Light 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 O201 4WD ECU assembly connector.
(c) Check the connector case and the terminal for deformation and corrosion.
OK:
No deformation or corrosion
(d) Connect the O201 4WD ECU assembly connector.
| NG | .gif) |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
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|
2. |
CHECK 4WD WARNING MESSAGE |
(a) According to the display on the GTS, read the Data List.
Chassis > Four Wheel Drive > Data List|
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 |
- |
|
Tester Display |
Measurement Item |
Control Range |
Diagnostic Note |
|---|---|---|---|
|
4WD Warning Light |
AWD warning (multi-information display) |
OFF / ON |
Observe combination meter assembly |
|
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 |
READ NEXT:
Removal
REMOVAL
CAUTION / NOTICE / HINT
COMPONENTS (REMOVAL)
Procedure
Part Name Code
1
CONTINUOUSLY VARIABLE TRANSAXLE ASSEMBL
Disassembly
DISASSEMBLY
CAUTION / NOTICE / HINT
COMPONENTS (DISASSEMBLY)
Procedure
Part Name Code
1
TRANSFER AND TRANSAXLE SETTING
SEE MORE:
Removal
REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL)
Procedure Part Name Code
1 INLET NO. 1 AIR CLEANER
17751 -
- -
2 AIR CLEANER CAP WITH AIR CLEANER HOSE
- -
- -
3 THROTTLE BODY WITH MOTOR ASSEMBLY
220
Motor Electronics Coolant Temperature Sensor Circuit Short to Ground (P0A0011,P0A0015)
DESCRIPTION Refer to the description for DTC P0A001C.
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DTC No. Detection Item
DTC Detection Condition
Trouble Area MIL
Warning Indicate Note
P0A0011 Motor Electronics Coolant Temperature Sensor Circuit Short to Ground
Short to ground de
