Scania fault code 12288

EMS Engine Management System Compression release brake, not activated Monitoring the exhaust pressure indicates that the compression release brake is not activated on request. Monitoring is only done for cylinders 1-3. Read explanation → EMU Coolant pump M76 does not reach the required speed The coolant pump reports a speed that is different from the requested speed. Read explanation → COO Coordinator Oil pressure lamp Conflicting signals in the oil pressure lamp circuit. The fault code is generated: - if the lamp comes on even though coordinator pin 15 measures 24 V - if the lamp goes off even t… Read explanation → OCS Lambda sensor T137 upstream of the catalytic converter Fault in lambda sensor heating. Read explanation → OCE Lambda sensor T137 upstream of the catalytic converter Fault in lambda sensor heating. Read explanation → SC Speed signal out from tachograph. An incorrect output signal is detected from tachograph pin B7. The tachograph display shows code 10 for this fault code. Read explanation →