DESCRIPTION
This DTC is output when an open circuit in the transfer shift motor drive circuit is detected.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
P17A8 |
Transfer Shift Motor Control Circuit Circuit Open |
|
|
WIRING DIAGRAM
Refer to DTC P17A9 (See page ).
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (4 WHEEL DRIVE CONTROL ECU - TRANSFER SHIFT ACTUATOR ASSEMBLY) |
(a) Disconnect the F12 4 wheel drive control ECU connector.
(b) Disconnect the T4 transfer shift actuator assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F12-8 (TM1) - T4-2 (TM1) |
Always |
Below 1 Ω |
F12-7 (TM2) - T4-1 (TM2) |
Always |
Below 1 Ω |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
INSPECT TRANSFER SHIFT ACTUATOR ASSEMBLY (TRANSFER SHIFT MOTOR) |
(a) Disconnect the T4 transfer shift actuator assembly connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
2 (TM1) - 1 (TM2) |
Always |
1.5 to 10 Ω |
*a |
Component without harness connected (Transfer Shift Actuator Assembly) |
OK |
REPLACE 4 WHEEL DRIVE CONTROL ECU |
NG |
REPLACE TRANSFER SHIFT ACTUATOR ASSEMBLY |
Slip Indicator Light Remains ON
DESCRIPTION
The skid control ECU (brake actuator assembly) is connected to the combination
meter assembly via CAN communication.
The slip indicator light blinks during VSC and/or TRAC operation.
If a malfunction is detected, the slip indicator light comes on to warn the driver
(See page ).
...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Smart Key System
DTC Code
Detection Item
See page
B27A1
Open in Driver Side Electrical Antenna Circuit
B27A5
Open in Front Floor Electrical Key Oscillator Circuit
...
Lost Communication with ECM (C1437)
DESCRIPTION
The skid control ECU (master cylinder solenoid) receives signals from the ECM
via the CAN communication system.
DTC Code
DTC Detection Condition
Trouble Area
C1437
When the IG1 terminal voltage is 10 V or higher and the veh ...