GF07.61-P-3017F ME engine speed signal function 10.7.96

ENGINE  113.940 /941 /942 /943 /948 /960 /961 /963 /965 /966 /967 /968 /969
ENGINE  137.970


Signal assignment, shown on engine 119
1 Crank angle
2 Cylinder ignition TDC

3 Signal from crankshaft position sensor
(L5)

4 Signal from camshaft Hall sensor (B6/1)
5 TNA speed signal

a Detection of cylinder 1

Task
From the signals of the crankshaft position sensor produce the short circuit-proof TNA rpm signal and distribute to further control units.
 
    P07.61-0217-05

Design/function
Square-wave signal with constant on/off ratio, maximum current approx. 20 mA.

Engine 111: 2 pulses/engine revolution
Engine 104, 112, 137: 3 pulses/engine revolution
Engine 119, 113: 4 pulses/engine revolution
Engine 120: 3 pulses/engine revolution (from right ME-SFI control unit)
 



Engine 111 EVO: 6 pulses/engine revolution
Engine 112, 113 EURO 3/4: 6 pulses/engine revolution

  Motor electronics control unit, location/task/design/function   GF07.61-P-5000F
  Crankshaft position sensor, location/task/design/function   GF07.04-P-4116F