Computer diagnostics of the M50B25TU Vanos engine, DME 3.3.1 on BMW E36

DME 3.3.1 (M50B25TU Vanos) ECU identification dаta: Bosch hardware 0261200413 / software 1267357623, BMW hardware 1703563 / software 174, code 465

ECU Identification

DME M3.3.1 version for the M50B25 engine with VANOS system

13 Lambda sensor

41 Air flow meter (HFM)

DME 3.3.1 fault codes: 13 - lambda sensor, 41 - air flow meter (HFM)

47 Engine speed: 680 RPM

78 Engine temperature: 92 °C

77 Intake air temperature: 58 °C

92 Ignition advance angle: 12° BTDC

114 Injection signal: 4.572 ms

13 Lambda sensor voltage: 0.46 V

123 Lambda integrator: 0.99

DME 3.3.1 main parameters: RPM 680, engine temp 92°C, ignition 12°, injection 4.572 ms, lambda 0.46V

102 Idle air mass correction: -1 kg/h

DME 3.3.1 idle air correction: value -1 kg/h

93 Load signal: 2.15 ms

41 Air flow meter signal: 0.8 V | 16 kg/h

73 Throttle position: idle

101 Fuel cut-off at idle: not active

DME 3.3.1 load and air parameters: load 2.15 ms, AFM signal 0.8V (16 kg/h), throttle - idle

65 A/C compressor: OFF

64 Air conditioning: OFF

111 A/C compressor shut-off: activated

113 Ignition timing intervention: OFF

112 Transmission selector position: P/N

DME 3.3.1 system states: A/C off, compressor shut-off active, selector position P/N

83 ASC switch: not activated

82 MSR switch: not activated

DME 3.3.1 stability system status: ASC and MSR switches not activated

26 DME power supply: 14.16 V

42 Vehicle speed: 0 km/h

97 Knock control system: not active

96 Engine start: not active

DME 3.3.1 additional parameters: supply 14.16V, speed 0 km/h, knock and start not active