MTU All models error codes
Codes
- 2-16Error codeCommunication of critital concerns
- 403-4Error codeWorker participation, consultation, and communication
- 417-3Error codeIncidents of non-compliance concerning marketing communications
- A1Error codeShort circuit fault in injector wiring cylinder A1 or injector defective
- A2Error codeShort circuit fault in injector wiring cylinder A2 or injector defective
- A3Error codeShort circuit fault in injector wiring cylinder A3 or injector defective
- A4Error codeShort circuit fault in injector wiring cylinder A4 or injector defective
- A5Error codeShort circuit fault in injector wiring cylinder A5 or injector defective
- A6Error codeShort circuit fault in injector wiring cylinder A6 or injector defective
- a2019Error codeEngine efficiency argets that directly influence the Hybridization ntensity target (product-related) he next-generation turbofan for a single- isle aircraft with MTU contribution will mprove efcfi iency and therefore reduce CO emissions in the use phase 2 y up to 15% compared to the current generation introduced in 2016. his will also reduce the climate impact caused by non-CO effects. 2
- AG5Error codeDisruption or short circuit in the power supply wiring for the A side supply unit (AG5.1)
- ast24Error codeThe weighted average of the output in the last 24 hours has exceeded the specified maximum value. The average retrieved power was too high
- B1Error codeThe camshaft speed sensor (B1) delivers incorrect or no signal
- B2Error codeShort circuit fault in injector wiring cylinder B2 or injector defective
- B3Error codeShort circuit fault in injector wiring cylinder B3 or injector defective
- B4Error codeShort circuit fault in injector wiring cylinder B4 or injector defective
- B5Error codeThe lube oil pressure at sensor B5.1 has undershot limit value 1. The lube oil pressure is too low
- B5.1Error codeThe oil differential pressure at sensors B5.1 and B5.3 has exceeded limit value 1. The oil differential pressure is too high.
- B6Error codeThe coolant temperature at sensor B6 1 has exceeded limit value 3. Coolant temperature too high
- B6.3Error codeThe exhaust gas temperature before SCR inlet 1 / flow 1 at sensor B85.1 has violated limit value 1. Exhaust gas temperature too high.
- B9Error codeThe charge-air temperature at sensor B9 has exceeded limit value 1. The charge-air temperature is too high
- B10Error codeThe signal from the charge-air pressure sensor (B10) after the HP intercooler is faulty or missing
- B13Error codeEmergency engine stop following failure of the crankshaft sensor (B13) and camshaft sensor (B1)
- B34Error codeThe differential pressure at sensors B34.1 and B34.2 has exceeded limit value 1. The differential pressure is too high
- B34.1Error codeThe crankcase pressure at sensor B50 has exceeded limit value 1. The crankcase pressure is too high.
- B34.2Error codeEmergency engine stop following failure of the crankshaft sensor (B13) and camshaft sensor (B1).
- B39Error codeThe signal from the level sensor in the RA tank (B39.1) is faulty or missing
- B39.1Error codeThe number of aborted overshoot cycles for the reducing agent pump was exceeded. Cooling for the reducing agent nozzles was inadmissibly terminated too often.
- B39.2Error codeThe alarm indicates that the crash recorder has been triggered and a start interlock was activated as a result.
- B48Error codeThe HP fuel pressure at sensor B48.1 has violated the upper limit value. Fuel pressure is too high
- B48.1Error codeThe engine speed does not reach starter disengagement speed within the specified time after reaching starter speed.
- B48.2Error codeThe alarm is issued if a plant device of the ECU indicates via the PCS5-CAN that it is to set the yellow summary alarm.
- B50Error codeThe crankcase pressure at sensor B50 has exceeded limit value 1. The crankcase pressure is too high
- B81Error codeThe signal from the intake air pressure sensor (B81.3) after filter is faulty or missing
- B81.3Error codeECU operating voltage was switched off while the engine was running.
- B82Error codeThe ambient air temperature at sensor B82 or the temperature in one of the dosing units (AG5.1/ AG5.2) have undershot the limit value. Engine start is blocked or the engine is shut down
- B85Error codeThe difference in exhaust gas temperature before catalyst between sensor B85.1, A-side, and sensor B85.3, B-side, deviates by more than the saved maximum value for longer than the saved delay time
- B85.2Error codeThe exhaust gas temperature before catalyst, A-side, at sensor B85.1 increased by more than the saved temperature gradient. The rate of the temperature increase is not plausible.
- B85.3Error codeThe ambient air temperature at sensor B82 or the temperature in one of the dosing units (AG5.1/ AG5.2) have undershot the limit value. Engine start is blocked or the engine is shut down.
- B85.4Error codeThe exhaust gas temperature before catalyst, B-side, at sensor B85.3 increased by more than the saved temperature gradient. The rate of the temperature increase is not plausible.
- B88Error codeVoltage supply for NOx sensors, A-side (B88.3 + B88.4), is defective
- B88.3Error codeThe number of opening operations of the pressure relief valve on the rail, A-side, has exceeded the maximum number (limit value 1).
- B88.4Error codeThe difference in exhaust gas temperature before catalyst between sensor B85.1, A-side, and sensor B85.3, B-side, deviates by more than the saved maximum value for longer than the saved delay time.
- B88.5Error codeThe number of opening operations of the pressure relief valve on the rail, B-side, has exceeded the maximum number (limit value 2).
- B88.6Error codeSupply unit / dosing unit 1 (A5.1/ A5.2, flow 1) of the SCR system has signaled an internal fault via component CAN bus 4.
- B93Error codeVoltage supply B93 for oil level is defective
- B104Error codeThe level in hydraulic oil expansion tank at sensor B104 has undershot limit value 1
- F1Error codeThe supply unit (AG5.1), A-side, has not received a command to start up the pump in spite of activation and engine operation.
- F33Error codeCoolant level at level switch F33 in HT circuit is too low
- F70Error codeThe level sensor for water in the fuel prefilter (F70) delivers incorrect or no signal