Subaru Outback manuals

Subaru Outback: List of Diagnostic Trouble Code (DTC)

A: LIST

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Diagnostic Procedure with Diagnostic Trouble Code (DTC)

A: DTC P0705 TRANSMISSION RANGE SENSOR CIRCUIT (PRNDL INPUT)

DTC DETECTING CONDITION:

The inhibitor switch is open or short.

TROUBLE SYMPTOM:

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

B: DTC P0712 TRANSMISSION FLUID TEMPERATURE SENSOR CIRCUIT LOW INPUT

DTC DETECTING CONDITION:

Input signal circuit to ATF temperature sensor is open.

TROUBLE SYMPTOM:

Excessive shift shock

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

C: DTC P0713 TRANSMISSION FLUID TEMPERATURE SENSOR CIRCUIT HIGH INPUT

DTC DETECTING CONDITION:

Input signal circuit to ATF temperature sensor is shorted.

TROUBLE SYMPTOM:

Excessive shift shock

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

D: DTC P0715 INPUT/TURBINE SPEED SENSOR CIRCUIT

DTC DETECTING CONDITION:

Input signal circuit of TCM is open or shorted.

TROUBLE SYMPTOM:

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

E: DTC P0719 BRAKE SWITCH CIRCUIT LOW

DTC DETECTING CONDITION:

Brake switch malfunction, open input signal circuit

TROUBLE SYMPTOM:

Brake down control does not operate in manual mode.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

F: DTC P0720 OUTPUT SPEED SENSOR CIRCUIT

DTC DETECTING CONDITION:

TROUBLE SYMPTOM:

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

G: DTC P0724 BRAKE SWITCH CIRCUIT HIGH

DTC DETECTING CONDITION:

Brake switch malfunction, open input signal circuit

TROUBLE SYMPTOM:

Gear is not shifted down when climbing a hill.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

H: DTC P0731 GEAR 1 INCORRECT RATIO

NOTE: Refer to DTC P0736 for diagnostic procedure. <Ref. to 5AT(diag)-53, DTC P0736 REVERSE INCORRECT RATIO, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

I: DTC P0732 GEAR 2 INCORRECT RATIO

NOTE: Refer to DTC P0736 for diagnostic procedure. <Ref. to 5AT(diag)-53, DTC P0736 REVERSE INCORRECT RATIO, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

J: DTC P0733 GEAR 3 INCORRECT RATIO

NOTE: Refer to DTC P0736 for diagnostic procedure. <Ref. to 5AT(diag)-53, DTC P0736 REVERSE INCORRECT RATIO, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

K: DTC P0734 GEAR 4 INCORRECT RATIO

NOTE: Refer to DTC P0736 for diagnostic procedure. <Ref. to 5AT(diag)-53, DTC P0736 REVERSE INCORRECT RATIO, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

L: DTC P0735 GEAR 5 INCORRECT RATIO

NOTE: Refer to DTC P0736 for diagnostic procedure. <Ref. to 5AT(diag)-53, DTC P0736 REVERSE INCORRECT RATIO, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

M: DTC P0736 REVERSE INCORRECT RATIO

DTC DETECTING CONDITION:

Target gear ratio and actual gear ratio do not match.

TROUBLE SYMPTOM:

Subaru Outback. Automatic Transmission (Diagnostics)

N: DTC P0741 TORQUE CONVERTER CLUTCH CIRCUIT PERFORMANCE OR STUCK OFF

DTC DETECTING CONDITION:

TROUBLE SYMPTOM:

No lock-up occurs. (After engine is warmed up)

Subaru Outback. Automatic Transmission (Diagnostics)

O: DTC P0743 TORQUE CONVERTER CLUTCH CIRCUIT ELECTRICAL

DTC DETECTING CONDITION:

The output signal circuit of lock up solenoid is open or shorted.

TROUBLE SYMPTOM:

No lock-up occurs. (After engine is warmed up)

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

P: DTC P0748 PRESSURE CONTROL SOLENOID "A" ELECTRICAL

DTC DETECTING CONDITION:

Output signal circuit of line pressure solenoid is open or shorted.

TROUBLE SYMPTOM:

Excessive shift shock

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Q: DTC P0751 SHIFT SOLENOID "A" PERFORMANCE OR STUCK OFF

DTC DETECTING CONDITION:

Output signal of front brake solenoid does not match with oil pressure.

TROUBLE SYMPTOM:

Locked to 1st gear.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

R: DTC P0753 SHIFT SOLENOID "A" ELECTRICAL

DTC DETECTING CONDITION:

Output signal circuit of front brake solenoid is open or shorted.

TROUBLE SYMPTOM:

Locked to 1st gear.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

S: DTC P0756 SHIFT SOLENOID "B" PERFORMANCE OR STUCK OFF

DTC DETECTING CONDITION:

Output signal value of input clutch solenoid and oil pressure does not match.

TROUBLE SYMPTOM:

Locked to 1st or 4th gear.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

T: DTC P0758 SHIFT SOLENOID "B" ELECTRICAL

DTC DETECTING CONDITION:

Output signal circuit of input clutch solenoid is open or shorted.

TROUBLE SYMPTOM:

Locked to 1st or 4th gear.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

U: DTC P0761 SHIFT SOLENOID "C" PERFORMANCE OR STUCK OFF

DTC DETECTING CONDITION:

Output signal value of high & low reverse clutch solenoid and oil pressure does not match.

TROUBLE SYMPTOM:

Locked to 1st gear.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

V: DTC P0763 SHIFT SOLENOID "C" ELECTRICAL

DTC DETECTING CONDITION:

Output signal circuit of high & low reverse clutch solenoid is open or shorted.

TROUBLE SYMPTOM:

Locked to 1st gear.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

W: DTC P0766 SHIFT SOLENOID "D" PERFORMANCE OR STUCK OFF

DTC DETECTING CONDITION:

Output signal value of direct clutch solenoid and oil pressure does not match.

TROUBLE SYMPTOM:

Locked to 1st or 4th gear.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

X: DTC P0768 SHIFT SOLENOID "D" ELECTRICAL

DTC DETECTING CONDITION:

The output signal circuit of direct clutch solenoid is open or shorted.

TROUBLE SYMPTOM:

Locked to 1st or 4th gear.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Y: DTC P0771 SHIFT SOLENOID "E" PERFORMANCE OR STUCK OFF

DTC DETECTING CONDITION:

Output signal of forward brake solenoid does not match the oil pressure.

TROUBLE SYMPTOM:

Locked to 2nd, 3rd or 4th gear.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Z: DTC P0773 SHIFT SOLENOID "E" ELECTRICAL

DTC DETECTING CONDITION:

Output signal circuit of forward brake solenoid is open or shorted.

TROUBLE SYMPTOM:

Locked to 2nd, 3rd or 4th gear.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

AA:DTC P0801 REVERSE INHIBIT CONTROL CIRCUIT

DTC DETECTING CONDITION:

Shift lock solenoid malfunction, open or short reverse inhibitor control circuit

TROUBLE SYMPTOM:

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

AB:DTC P0817 STARTER DISABLE CIRCUIT

DTC DETECTING CONDITION:

Open or short in P/N signal output circuit

TROUBLE SYMPTOM:

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

AC:DTC P0957 BACKUP LIGHT RELAY CIRCUIT LOW

DTC DETECTING CONDITION:

Output circuit of the back-up light relay is open or shorted

TROUBLE SYMPTOM:

Back-up light does not illuminate in "R" range.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

AD:DTC P0958 BACKUP LIGHT RELAY CIRCUIT HIGH

DTC DETECTING CONDITION:

Output circuit of the back-up light relay is open or shorted

TROUBLE SYMPTOM:

Back-up light does not illuminate in "R" range.

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

AE:DTC P1706 AT VEHICLE SPEED SENSOR CIRCUIT MALFUNCTION (REAR WHEEL)

DTC DETECTING CONDITION:

Input signal circuit of TCM is open or shorted.

TROUBLE SYMPTOM:

Shifting quality malfunction

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

AF:DTC P1707 AT AWD SOLENOID VALVE CIRCUIT MALFUNCTION

DTC DETECTING CONDITION:

Output signal circuit of transfer solenoid is open or shorted.

TROUBLE SYMPTOM:

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

AG:DTC P1710 TORQUE CONVERTER TURBINE 2 SPEED SIGNAL CIRCUIT MALFUNCTION

DTC DETECTING CONDITION:

Input signal circuit of TCM is open or shorted.

TROUBLE SYMPTOM:

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

AH:DTC P1718 AT CAN COMMUNICATION CIRCUIT

NOTE: Refer to "LAN SYSTEM" for diagnostic procedure. <Ref. to LAN(diag)-2, Basic Diagnostic Procedure.>

AI: DTC P1724 AT EEPROM ERROR

DTC DETECTING CONDITION:

TCM EEPROM malfunction

TROUBLE SYMPTOM:

Subaru Outback. Automatic Transmission (Diagnostics)

AJ:DTC P1817 SPORTS MODE SWITCH CIRCUIT (MANUAL SWITCH)

DTC DETECTING CONDITION:

Input signal circuit of manual mode switch is open or shorted.

TROUBLE SYMPTOM:

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

AK:DTC P1840 TRANSMISSION FLUID PRESSURE SENSOR SWITCH A CIRCUIT

DTC DETECTING CONDITION:

Front brake oil pressure switch malfunction

TROUBLE SYMPTOM:

Excessive shift shock

NOTE: Refer to DTC P0751 for diagnostic procedure. <Ref. to 5AT(diag)-59, DTC P0751 SHIFT SOLENOID "A" PERFORMANCE OR STUCK OFF, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

AL:DTC P1841 TRANSMISSION FLUID PRESSURE SENSOR SWITCH B CIRCUIT

DTC DETECTING CONDITION:

Forward brake oil pressure switch malfunction.

TROUBLE SYMPTOM:

Excessive shift shock

NOTE: Refer to DTC P0771 for diagnostic procedure. <Ref. to 5AT(diag)-75, DTC P0771 SHIFT SOLENOID "E" PERFORMANCE OR STUCK OFF, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

AM:DTC P1842 TRANSMISSION FLUID PRESSURE SENSOR SWITCH C CIRCUIT

DTC DETECTING CONDITION:

Input clutch oil pressure switch is malfunction.

TROUBLE SYMPTOM:

Excessive shift shock

NOTE: Refer to DTC P0756 for diagnostic procedure. <Ref. to 5AT(diag)-63, DTC P0756 SHIFT SOLENOID "B" PERFORMANCE OR STUCK OFF, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

AN:DTC P1843 TRANSMISSION FLUID PRESSURE SENSOR SWITCH D CIRCUIT

DTC DETECTING CONDITION:

Direct clutch oil pressure switch malfunction.

TROUBLE SYMPTOM:

Excessive shift shock

NOTE: Refer to DTC P0766 for diagnostic procedure. <Ref. to 5AT(diag)-71, DTC P0766 SHIFT SOLENOID "D" PERFORMANCE OR STUCK OFF, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

AO:DTC P1844 TRANSMISSION FLUID PRESSURE SENSOR SWITCH E CIRCUIT

DTC DETECTING CONDITION:

High & low reverse clutch oil pressure switch malfunction.

TROUBLE SYMPTOM:

Excessive shift shock

NOTE: Refer to DTC P0761 for diagnostic procedure. <Ref. to 5AT(diag)-67, DTC P0761 SHIFT SOLENOID "C" PERFORMANCE OR STUCK OFF, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

Diagnostic Procedure without Diagnostic Trouble Code (DTC)

A: CHECK SHIFT INDICATOR

DIAGNOSIS:

TROUBLE SYMPTOM:

WIRING DIAGRAM:

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Diagnostics with Phenomenon

A: INSPECTION

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

Subaru Outback. Automatic Transmission (Diagnostics)

READ NEXT:

 Manual Transmission and Differential

 General Description

A: SPECIFICATION 1. MANUAL TRANSMISSION AND DIFFERENTIAL 2. TRANSMISSION GEAR OIL Recommended oil: GL-5 (75W-90) or equivalent B: COMPONENT 1. TRANSMISSION CASE Transmission case ASSY Gasket Dra

 Transmission Gear Oil

A: INSPECTION 1) Park the vehicle on a level surface. 2) Turn the ignition switch to OFF, and wait until the engine cools. 3) Remove the collector cover. (turbo model) 4) Remove the oil level gau

SEE MORE:

 Heater operation

NOTE ● When the “” button or “” button is pressed the air conditioner compressor automatically operates to quickly defog the windshield. However the indicator on the air conditioner button will not illuminate. At the same time, the air inlet selection is automatically set to “

 Parking Brake

General Description A: SPECIFICATION B: COMPONENT 1. PARKING BRAKE (REAR DISC BRAKE) Back plate Retainer Lever Parking brake shoe (Primary) Parking brake shoe (Secondary) Strut spring Strut Shoe guide plate Primary return spring Secondary return spring Adjusting screw Adjusting spring

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