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Subaru Outback (BR): Body Control System - List of Diagnostic Trouble Code (DTC)

Subaru Outback (BR) 2010-2015 Service Manual / Body / Body Control System (Diagnostics) / Body Control System - List of Diagnostic Trouble Code (DTC)

A: LIST

Subaru Outback. Body Control System (Diagnostics)

Diagnostic Procedure with Diagnostic Trouble Code (DTC)

A: DTC B1100 INTEG. UNIT SYSTEM ERROR

DTC DETECTING CONDITION:

System error in body integrated unit

TROUBLE SYMPTOM:

LAN communication immobilizer function may not be executed normally.

Subaru Outback. Body Control System (Diagnostics)

B: DTC B1101 BATT P/SUPPLY MALFUNCTION CONT

DTC DETECTING CONDITION:

TROUBLE SYMPTOM:

Functions of body integrated unit stop.

NOTE: When B1102 BATT p/supply malfunction backup is output at the same time, all the function of body integrated unit may not operate.

WIRING DIAGRAM:

Subaru Outback. Body Control System (Diagnostics)

Subaru Outback. Body Control System (Diagnostics)

Subaru Outback. Body Control System (Diagnostics)

C: DTC B1102 BATT P/SUPPLY MALFUNCTION BACKUP

DTC DETECTING CONDITION:

Voltage malfunction caused by poor contact of battery power supply backup circuits

TROUBLE SYMPTOM:

Illuminations for the keyless entry, map light, luggage light, trunk light, room light, and ignition switch do not turn on.

NOTE: When B1101 BATT p/supply malfunction cont is output at the same time, all function of body integrated unit may not operate.

WIRING DIAGRAM:

Subaru Outback. Body Control System (Diagnostics)

Subaru Outback. Body Control System (Diagnostics)

Subaru Outback. Body Control System (Diagnostics)

D: DTC B1103 IGNITION POWER FAILURE

DTC DETECTING CONDITION:

Voltage malfunction caused by poor contact of IGN power supply circuits

TROUBLE SYMPTOM:

Symptoms such as shift lock, reverse lock or wiper not operating may occur.

WIRING DIAGRAM:

Subaru Outback. Body Control System (Diagnostics)

Subaru Outback. Body Control System (Diagnostics)

Subaru Outback. Body Control System (Diagnostics)

E: DTC B1104 ACC POWER FAILURE

DTC DETECTING CONDITION:

Voltage malfunction caused by poor contact of ACC power supply circuit

TROUBLE SYMPTOM:

DRL may not illuminate.

WIRING DIAGRAM:

Subaru Outback. Body Control System (Diagnostics)

Subaru Outback. Body Control System (Diagnostics)

Subaru Outback. Body Control System (Diagnostics)

F: DTC B1106 SHIFT LOCK CIRCUIT FAILURE

DTC DETECTING CONDITION:

Open or power supply-output short, GND-output short in shift lock circuit.

TROUBLE SYMPTOM:

Shift lock does not be released or remain locked.

WIRING DIAGRAM:

Subaru Outback. Body Control System (Diagnostics)

Subaru Outback. Body Control System (Diagnostics)

Subaru Outback. Body Control System (Diagnostics)

G: DTC B1401 M COLLATION NG

For detailed diagnosis procedure, refer to IMMOBILIZER (DIAG). <Ref. to IM(diag)-25, DTC B1401 M COLLATION NG, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

H: DTC B1402 IMMOBILIZER KEY COLLATION NG

For detailed diagnosis procedure, refer to IMMOBILIZER (DIAG). <Ref. to IM(diag)-25, DTC B1402 IMMOBILIZER KEY COLLATION NG, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

I: DTC B1403 E/G REQUEST NG

For detailed diagnosis procedure, refer to IMMOBILIZER (DIAG). <Ref. to IM(diag)-25, DTC B1403 E/G REQUEST NG, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

J: DTC B1405 SCU COLLATION NG

For detailed diagnosis procedure, refer to IMMOBILIZER (DIAG). <Ref. to IM(diag)-26, DTC B1405 SCU COLLATION NG, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

K: DTC B1406 SCU_EEPROM_NG

For detailed diagnosis procedure, refer to IMMOBILIZER (DIAG). <Ref. to IM(diag)-26, DTC B1406 SCU_EEPROM_NG, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>

L: DTC B1500 KEYLESS UART COM. MALFUNCTION

DTC DETECTING CONDITION:

UART between the keyless control module and body integrated unit is open or shorted, or has communication failure.

TROUBLE SYMPTOM:

Door lock does not operate with keyless.

WIRING DIAGRAM:

Subaru Outback. Body Control System (Diagnostics)

Subaru Outback. Body Control System (Diagnostics)

Subaru Outback. Body Control System (Diagnostics)

General Diagnostic Table

A: INSPECTION

Using the Subaru Select Monitor, read DTC, or check the following data on the current data display to make judgments.

Subaru Outback. Body Control System (Diagnostics)

Subaru Outback. Body Control System (Diagnostics)

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SEE MORE:

 Rear Gate Glass

A: REMOVAL 1) Disconnect the ground cable from battery. 2) Remove the rear gate trim. <Ref. to EI-160, REMOVAL, Rear Gate Trim.> 3) Remove the rear gate garnish. <Ref. to EI-164, REMOVAL, Rear Gate Garnish.> 4) Remove the rear wiper arm and rear wiper motor. <Ref. to WW-38, REMOVAL

 Locking the doors

Press the “” button to lock all doors and rear gate (Outback). An electronic chirp will sound once and the turn signal lights will flash once. If any of the doors (or the rear gate/trunk lid) is not fully closed, an electronic chirp will sound five times and the turn signal lights will

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