Technical Service Bulletins

Subaru rear speed sensor

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Subaru rear speed sensor

A change was made to the rear ABS wheel speed sensor harness in 2012 Impreza vehicles. The length of the wiring harness was increased by 15mm, and a bracket was added to the rear upper arm assembly to secure the harness.

MODEL                             OLD P/N VIN RANGE                    NEW P/N VIN RANGE

Impreza Sedan                   C*002001 to C*002179                     C*002180 and after

Impreza Wagon                 C*200001 to C*200160                     C*200161 and after

PARTS INFORMATION

NO. 1….SENSOR ASSEMBLY RIGHT REAR

OLD P/N:  27540FJ100

NEW P/N: 27540FJ020

INTERCHANGEABILITY: New P/N to vehicle within old No. VIN range (necessary to replace No. 1 and 2 at the same time)

NO. 2….ARM ASSEMBLY, RIGHT REAR UPPER

OLD P/N: 20252FJ000

NEW P/N: 20252FJ020

INTERCHANGEABILITY: Cannot interchange old with new P/N

NO. 3…SENSOR ASSEMBLY LEFT REAR

OLD P/N: 27540FJ110

NEW P/N: 27540FJ030

INTERCHANGEABILITY: New P/N to vehicle within old part number VIN range (necessary to replace No. 3 and No. 4 at the same time)

NO. 4…ARM ASSEMBLY, LEFT REAR UPPER

OLD P/N: 20252FJ010

NEW P/N: 20252FJ030

INTERCHANGEABILITY: Cannot interchange old part number to vehicle within new part number VIN range.

NOTE: The old style sensors have a white mark next to the part number stamping.

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