Scania Gearbox and Retarder fault codes
Scania Gearbox (GMS) and Retarder (RET) diagnostic trouble codes and description See also: Scania Trucks Service Repair Manuals PDF Scania diagnostic trouble codes (DTC): Transmission (GMS) and Retarder (RET) Control System RET 1 For blocks: 1548413, 1724590, 1757823, 1763365 Title: Control block Fault: Incorrect or unreliable data. The reasons: Internal malfunction. Notes: No retarder braking is possible. The yellow indicator… Read More »