| MR | 0100 | CAN-H link to FR drive control faulty |
| MR | 0101 | CAN-L link to FR drive control faulty |
| MR | 0102 | Data from control unit FR drive control faulty |
| MR | 0104 | CAN link to FR drive control faulty |
| MR | 0149 | CAN parameterizing error |
| MR | 0308 | Crank angle position sensor has Short circuit to ground. |
| MR | 0309 | Crank angle position sensor has Open circuit or Short circuit to positive. |
| MR | 0310 | Crank angle position sensor, signal too low |
| MR | 0311 | Crank angle position sensor, assignment of crankshaft and camshaft signal faulty |
| MR | 0312 | Crank angle position sensor, no signal |
| MR | 0313 | Crank angle position sensor incorrect polarity |
| MR | 0408 | Camshaft position sensor has Short circuit to ground. |
| MR | 0409 | Camshaft position sensor has Open circuit or Short circuit to positive. |
| MR | 0412 | Camshaft position sensor, no signal |
| MR | 0413 | Camshaft position sensor incorrect polarity |
| MR | 0530 | Control unit MR engine control detects too high engine speed. |
| MR | 1015 | 'Oil pressure and oil temperature' combination sensor: temperature sensor, above measured range (Open circuit Short circuit to positive) |
| MR | 1016 | 'Oil pressure and oil temperature' combination sensor: temperature sensor, below measured range (Short circuit to ground) |
| MR | 1115 | Fuel temperature sensor, above measuring range ( Open circuit Short circuit to positive) |
| MR | 1116 | Fuel temperature sensor, below measuring range ( Short circuit to ground) |
| MR | 1215 | 'Charge pressure and charge air temperature' combination sensor: temperature sensor, above measured range (Open circuit Short circuit to positive) |
| MR | 1216 | 'Charge pressure and charge air temperature' combination sensor: temperature sensor, below measured range (Short circuit to ground) |
| MR | 1315 | Atmospheric pressure sensor, above measuring range ( Open circuit Short circuit to positive) |
| MR | 1316 | Atmospheric pressure sensor, below measuring range ( Short circuit to ground) |
| MR | 1415 | 'Charge pressure and charge air temperature' combination sensor: pressure sensor, above measured range (Open circuit Short circuit to positive) |
| MR | 1416 | 'Charge pressure and charge air temperature' combination sensor: pressure sensor, below measured range (Short circuit to ground) |
| MR | 1417 | 'Charge pressure and charge air temperature' combination sensor: pressure sensor, measured value implausible |
| MR | 1515 | Coolant temperature sensor, measuring range exceeded (Open circuitShort circuit to positive) |
| MR | 1516 | Coolant temperature sensor, measuring range not reached (Short circuit to ground) |
| MR | 1615 | 'Oil pressure and oil temperature' combination sensor: pressure sensor, above measured range (Open circuit Short circuit to positive) |
| MR | 1616 | 'Oil pressure and oil temperature' combination sensor: pressure sensor, below measured range (Short circuit to ground) |
| MR | 1617 | 'Oil pressure and oil temperature' combination sensor: pressure sensor, measured value implausible |
| MR | 1818 | Boost circuit faulty |
| MR | 1820 | Boost pressure too high |
| MR | 1822 | Boost air temperature exceeded |
| MR | 1875 | Charge pressure deviation is too large. |
| MR | 1876 | The charge pressure for braking operation is not reached. |
| MR | 2020 | Oil pressure is too low. |
| MR | 2026 | The engine oil level is too high or too low. |
| MR | 2122 | Coolant temperature is too high. |
| MR | 2219 | Terminal 15 of control unit MR or FR has Open circuit. |
| MR | 2319 | Terminal 50 of control unit MR or FR has Open circuit. |
| MR | 2415 | The differential fuel pressure sensor has Short circuit to positive. |
| MR | 2416 | The differential fuel pressure sensor has Short circuit to ground. |
| MR | 2509 | Cable to oil level sensor has Open circuit. |
| MR | 2515 | Oil level sensor , measuring range exceeded |
| MR | 2516 | Oil level sensor , measuring range not reached |
| MR | 2517 | Oil level sensor , readout implausible |
| MR | 2612 | The turbocharger rpm sensor has Timeout. |
| MR | 3015 | Fuel pressure sensor, above measuring range ( Open circuit Short circuit to positive) |
| MR | 3016 | Fuel pressure sensor, below measuring range ( Short circuit to ground) |
| MR | 4024 | Internal fault in control unit |
| MR | 4034 | Internal fault in control unit |
| MR | 4035 | Internal fault in control unit |
| MR | 4036 | Internal fault in control unit |
| MR | 4037 | Internal fault in control unit |
| MR | 4038 | Internal fault in control unit |
| MR | 4039 | Internal fault in control unit |
| MR | 4040 | Internal fault in control unit |
| MR | 4041 | Internal fault in control unit |
| MR | 4047 | Internal fault in control unit |
| MR | 4048 | Internal fault in control unit |
| MR | 4049 | Parameterizing error |
| MR | 4050 | Internal fault in control unit |
| MR | 4051 | Internal fault in control unit |
| MR | 4052 | Internal fault in control unit |
| MR | 4053 | Internal fault in control unit |
| MR | 4054 | Internal fault in control unit |
| MR | 4056 | Internal fault in control unit |
| MR | 4058 | The data record in control module MR engine control has been manipulated. |
| MR | 4805 | A unit pump of bank 1 has Short circuit to positive. |
| MR | 4806 | The return of the unit pumps of bank 1 has Short circuit to ground. |
| MR | 4905 | A unit pump of bank 2 has Short circuit to positive. |
| MR | 4906 | The return of the unit pumps of bank 2 has Short circuit to ground. |
| MR | 5026 | Unit pump for cylinder 1: valve no impact |
| MR | 5027 | Unit pump for cylinder 1: Actuation fault |
| MR | 5028 | Unit pump for cylinder 1: short circuit |
| MR | 5126 | Unit pump for cylinder 2: valve no impact |
| MR | 5127 | Unit pump for cylinder 2: Actuation fault |
| MR | 5128 | Unit pump for cylinder 2: short circuit |
| MR | 5226 | Unit pump for cylinder 3: valve no impact |
| MR | 5227 | Unit pump for cylinder 3: Actuation fault |
| MR | 5228 | Unit pump for cylinder 3: short circuit |
| MR | 5326 | Unit pump for cylinder 4: valve no impact |
| MR | 5327 | Unit pump for cylinder 4: Actuation fault |
| MR | 5328 | Unit pump for cylinder 4: short circuit |
| MR | 5426 | Unit pump for cylinder 5: valve no impact |
| MR | 5427 | Unit pump for cylinder 5: Actuation fault |
| MR | 5428 | Unit pump for cylinder 5: short circuit |
| MR | 5526 | Unit pump for cylinder 6: valve no impact |
| MR | 5527 | Unit pump for cylinder 6: Actuation fault |
| MR | 5528 | Unit pump for cylinder 6: short circuit |
| MR | 5626 | Unit pump for cylinder 7: valve no impact |
| MR | 5627 | Unit pump for cylinder 7: Actuation fault |
| MR | 5628 | Unit pump for cylinder 7: short circuit |
| MR | 5726 | Unit pump for cylinder 8: valve no impact |
| MR | 5727 | Unit pump for cylinder 8: Actuation fault |
| MR | 5728 | Unit pump for cylinder 8: short circuit |
| MR | 6506 | The diagnostic cable of the oil separator has Short circuit to ground. |
| MR | 6564 | Oil separator faulty |
| MR | 7006 | Proportioning valve 1 has Short circuit to ground. |
| MR | 7007 | Proportioning valve 1 has Short circuit to positive. |
| MR | 7009 | Proportioning valve 1 has Open circuit. |
| MR | 7106 | Proportioning valve 3 has Short circuit to ground. |
| MR | 7107 | Proportioning valve 3 has Short circuit to positive. |
| MR | 7109 | Proportioning valve 3 has Open circuit. |
| MR | 7112 | Proportioning valve 3:No fan speed |
| MR | 7206 | Proportioning valve 4 has Short circuit to ground. |
| MR | 7207 | Proportioning valve 4 has Short circuit to positive. |
| MR | 7209 | Proportioning valve 4 has Open circuit. |
| MR | 7305 | Proportioning valve 2 has Short circuit to positive. |
| MR | 7306 | Proportioning valve 2 has Short circuit to ground. |
| MR | 7307 | Proportioning valve 2 has Short circuit to positive. |
| MR | 7309 | Proportioning valve 2 has Open circuit. |
| MR | 7317 | Proportioning valve 2:Current implausible |
| MR | 7405 | Proportioning valve 5 has Short circuit to positive. |
| MR | 7408 | Proportioning valve 5 has Short circuit to ground. |
| MR | 7542 | Battery voltage too high |
| MR | 7543 | Battery voltage too low |
| MR | 7609 | Proportioning valve 6 has Open circuit. |
| MR | 7705 | The proportioning valve bank 1 has Short circuit to positive. |
| MR | 7708 | The proportioning valve bank 1 has Short circuit to ground. |
| MR | 7805 | The proportioning valve bank 2 has Short circuit to positive. |
| MR | 7808 | The proportioning valve bank 2 has Short circuit to ground. |
| MR | 8005 | Starter relay terminal 50 (Short circuit to positive) |
| MR | 8008 | Starter relay terminal 50 (Short circuit to ground) |
| MR | 8009 | Starter relay terminal 50 (Open circuit) |
| MR | 8033 | Starter relay faulty, sticking |
| MR | 8039 | Starter actuation (output stage) faulty |
| MR | 8086 | Starter does not engage. |
| MR | 9044 | Unit pump cylinder 1: smooth idle control within limit |
| MR | 9045 | Unit pump cylinder 1: single cylinder adjustment within limit |
| MR | 9144 | Unit pump cylinder 2: smooth idle control within limit |
| MR | 9145 | Unit pump cylinder 2: single cylinder adjustment within limit |
| MR | 9244 | Unit pump cylinder 3: smooth idle control within limit |
| MR | 9245 | Unit pump cylinder 3: single cylinder adjustment within limit |
| MR | 9344 | Unit pump cylinder 4: smooth idle control within limit |
| MR | 9345 | Unit pump cylinder 4: single cylinder adjustment within limit |
| MR | 9444 | Unit pump cylinder 5: smooth idle control within limit |
| MR | 9445 | Unit pump cylinder 5: single cylinder adjustment within limit |
| MR | 9544 | Unit pump cylinder 6: smooth idle control within limit |
| MR | 9545 | Unit pump cylinder 6: single cylinder adjustment within limit |
| MR | 9644 | Unit pump cylinder 7: smooth idle control within limit |
| MR | 9645 | Unit pump cylinder 7: single cylinder adjustment within limit |
| MR | 9744 | Unit pump cylinder 8: smooth idle control within limit |
| MR | 9745 | Unit pump cylinder 8: single cylinder adjustment within limit |
| MR | 9846 | Single cylinder comparison aborted |
| MR | 9960 | Too many keys |
| MR | 9961 | Immobilizer protect function active, MR engine control inhibited |
| MR | 9962 | Immobilizer in MR engine control activated |
| MR | 9963 | No transponder code through engine CAN bus |
| MR | 9964 | No transponder code through terminal 50 |
| MR | 9965 | Incorrect transponder key |