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

A: LIST

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.

B: DTC B1101 BATT P/SUPPLY MALFUNCTION CONT

DTC DETECTING CONDITION:

• Voltage malfunction caused by poor contact of battery power supply control circuit
• Battery voltage of body integrated unit is not within the 8.5 - 16.5 V range.

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:

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:

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:

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:

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:

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:

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.

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