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 |
Terminals Of Ecu
TERMINALS OF ECU
CHECK MILLIMETER WAVE RADAR SENSOR ASSEMBLY
(a) Measure the voltage and resistance according to the value(s) in the table
below.
Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
Specified Condition
...
System Description
SYSTEM DESCRIPTION
1. GENERAL
(a) This system uses ultrasonic sensors to detect any obstacles at the corners
and the rear of the vehicle. The system then informs the driver of the distance
between the sensors and an obstacle as well as their positions by indicating them
on the multi-informat ...
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) When troubleshooting OBD II (On-Board Diagnostics) vehicles, an OBD II scan
tool (complying with SAE J1978) must be connected to the DLC3 (Data Link Connector
3) of the vehicle. Various data in the vehicle ECM (Engine Control Module) can be
then read.
(b) ...