DESCRIPTION
This DTC is output when an open circuit in the A.D.D. shift motor drive circuit is detected.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
P17A0 |
Automatic Disconnecting Differential Motor Control Circuit Open |
|
|
WIRING DIAGRAM
Refer to DTC P17A9 (See page ).
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (4 WHEEL DRIVE CONTROL ECU - DIFFERENTIAL VACUUM ACTUATOR ASSEMBLY) |
(a) Disconnect the F12 4 wheel drive control ECU connector.
(b) Disconnect the A3 A.D.D. actuator (differential vacuum actuator assembly) connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F12-2 (DM1) - A3-1 (DM1) |
Always |
Below 1 Ω |
F12-6 (DM2) - A3-2 (DM2) |
Always |
Below 1 Ω |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
INSPECT DIFFERENTIAL VACUUM ACTUATOR ASSEMBLY (A.D.D. SHIFT MOTOR) |
(a) Disconnect the A3 A.D.D. actuator (differential vacuum actuator assembly) connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
1 (DM1) - 2 (DM2) |
Always |
1.5 to 10 Ω |
*a |
Component without harness connected (A.D.D. Actuator (Differential Vacuum Actuator Assembly)) |
OK | ![]() |
REPLACE 4 WHEEL DRIVE CONTROL ECU |
NG | ![]() |
REPLACE DIFFERENTIAL VACUUM ACTUATOR ASSEMBLY |
Installation
INSTALLATION
PROCEDURE
1. INSTALL FRONT SEAT CUSHION HEATER ASSEMBLY (for Driver Side)
(a) Set the front seat cushion heater assembly so that the name stamp side facing
is on the front seat cushion pad side.
(b) Install the front seat cushion heater assembly with 16 new tag pins.
2. INSTALL F ...
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Driver airbag/front passenger airbag
Can he ...