902 SPN Fault Code

Name:

Retarder Location

Description:

This parameter defines whether the � torque/speed curve � defined by the retarder configuration message (PGN 65249) is dependent on engine rpm, output shaft rpm, or other parameter. The data type of this parameter is measured.0000b = (Primary) Engine Compression Release Brake or Engine Compression Release Brake Combined with Engine Exhaust Brake (Engine rpm) 0001b = (Primary) Engine Exhaust Brake (Exhaust pressure) 0010b = (Primary) Transmission Input (Engine rpm) 0011b = (Secondary) Transmission Output (Output Shaft rpm) 0100b = (Secondary) Driveline (Output Shaft rpm) 0101b = Trailer (Vehicle speed) 0110b to 1101b = Not defined 1110b = Other 1111b = Not available

902 spn fault code name is Retarder Location. If you don't take the time to look into 902 spn fault when it arises, it can add up quickly. One small issue like 902 can cause a larger component to become damaged without taking the time to investigate. If you suspect your truck is suffering from one of these issues, look into replacing those small components to save money down the road.

Note: The name and description of 902 code represents text descriptions for faults supported by another coding system and does not necessarily comply with SAE J1939. For a specific engine manufacturer's explanation for codes, please consult the engine's technical manual. See also other spn codes.

902 SPN Fault Code

Name:

Description:

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