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 |
Removal
REMOVAL
CAUTION / NOTICE / HINT
CAUTION:
Some of these service operations affect the SRS. Read the precautionary notices
concerning the SRS before servicing.
Click here
PROCEDURE
1. PRECAUTION
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnectin ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT CAMSHAFT TIMING GEAR BOLT
(a) Remove the camshaft timing oil control solenoid assembly (See page
).
(b) Check that the plunger strokes when the plunger in the center of
the camshaft timing gear bolt is pressed.
Standard stroke:
4 ...
Freeze Frame Data
FREEZE FRAME DATA
1. DESCRIPTION
The ECM records vehicle and driving condition information as freeze frame data
the moment a DTC is stored. When troubleshooting, freeze frame data can be helpful
in determining whether the vehicle was moving or stationary, whether the engine
was warmed up or ...