Conditions for diagnostic trouble code (DTC):
1) The engine brake is activated but the expected exhaust back pressure (EBP) is not achieved
Observable symptoms
1) Engine brake, poor brake performance/Brake performance too high
Probable cause
1) Exhaust back pressure sensor
2) Faulty connection
3) Air valve unit
4) Butterfly
5) Control valve, VCB
6) Leakage from hoses or connections
Volvo All Engines (2010 Emissions) Fault Code: SPN 1265 FMI 5 PID: SID 85 Engine Piston Cooling Oil Pressure Actuator
Volvo All Engines (2010 Emissions) Fault Code: SPN 1265 FMI 4 PID: SID 85 Engine Piston Cooling Oil Pressure Actuator
Volvo All Engines (2010 Emissions) Fault Code: SPN 1265 FMI 3 PID: SID 85 Engine Piston Cooling Oil Pressure Actuator
Volvo All Engines (2010 Emissions) Fault Code: SPN 1231 FMI 9 PID: PSID 229 SAE J1939 Data Link 2
Volvo All Engines (2010 Emissions) Fault Code: SPN 1231 FMI 2 PID: PSID 229 SAE J1939 Data Link 2
Volvo All Engines (2010 Emissions) Fault Code: SPN 1198 FMI 12 PID: 224 Anti-Theft Random Number
