DESCRIPTION
Connecting terminals TC and CG of the DLC3 causes the AWD control ECU to display 2-digit DTCs by flashing the AWD warning light.
HINT:
When each warning light remains blinking, a short to ground in the wiring of terminal TC of the DLC3 or an internal short to ground in each ECU is suspected.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
HINT:
Check the condition of each related circuit connector before troubleshooting (See page ).
PROCEDURE
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Check if the CAN communication DTC is output (See page ).
Result |
Proceed to |
---|---|
DTC is not output |
A |
DTC is output |
B |
B |
REPAIR CAN COMMUNICATION SYSTEM |
|
2. |
CHECK WIRE HARNESS (TC OF DLC3 - TC OF ECM AND BODY GROUND) |
(a) Turn the ignition switch off. |
|
(b) Disconnect the ECM connector.
(c) Measure the resistance of the wire harness side connectors.
Standard Resistance:
Tester Connection (DLC3 - ECM) |
Condition |
Specified Condition |
---|---|---|
D1-13 (TC) - A41-16 (TC) |
Always |
Below 1 Ω |
D1-13 (TC) - A49-7 (TC) |
Always |
Below 1 Ω |
D1-13 (TC) - Body Ground |
Always |
10 kΩ or higher |
*1 |
DLC3 |
*2 |
Front view of wire harness connector (to ECM) |
*3 |
2GR-FE |
*4 |
1AR-FE |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
CHECK WIRE HARNESS (CG OF DLC3 - BODY GROUND) |
(a) Measure the resistance of the DLC3. Standard Resistance:
|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
CHECK WIRE HARNESS (TC OF DLC3 - BODY GROUND) |
(a) Measure the resistance of the DLC3. Standard Resistance:
|
|
OK |
REPLACE AWD CONTROL ECU |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Inspection
INSPECTION
PROCEDURE
1. INSPECT SPIRAL CABLE
(a) Visually check for defects with the spiral cable removed from the vehicle.
(1) The defects are as follows:
Scratches on the spiral cable
Small cracks the spiral cable
Dents on the spiral cabl ...
Power Back Door Warning System does not Operate
DESCRIPTION
When the power back door warning system does not operate, one of the following
may be malfunctioning: 1) power back door warning buzzer circuit, 2) wireless door
lock control system or 3) power back door ECU.
WIRING DIAGRAM
CAUTION / NOTIC ...
Security Horn Assembly
Removal
REMOVAL
PROCEDURE
1. REMOVE SECURITY HORN ASSEMBLY
(a) Remove the bolt and disconnect the security horn assembly.
(b) Disconnect the connector and remove the security horn asse ...