check engine BMW X5 2001 E53 M54 Engine Workshop Manual

BMW X5 2001 E53 M54 Engine Workshop Manual X5 2001 E53 BMW BMW https://www.carmanualsonline.info/img/1/5445/w960_5445-0.png BMW X5 2001 E53 M54 Engine Workshop Manual

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BMW X5 2001 E53 M54 Engine Workshop Manual 10
M54engMS43/ST036/6/2000
MS 43 NEW FUNCTIONS
ELECTRONIC THROTTLE SYSTEM - EML
The  M54  engine  with  MS  43  engine  control  uses  an  electronic  throttle  control  system
adopted from the ME 7.2

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BMW X5 2001 E53 M54 Engine Workshop Manual 14
M54engMS43/ST036/6/2000
MS 43 NEW FUNCTIONS
EDK THROTTLE POSITION FEEDBACK SIGNALS
EDK FEEDBACK SIGNAL MONITORING & EDK FAILSAFE OPERATION:
• The EDK provides two separate signals from two integr

Page 36 of 48

BMW X5 2001 E53 M54 Engine Workshop Manual 36
M54engMS43/ST036/6/2000
ELECTRIC FAN
The electric cooling fan is now controlled by the ECM. The ECM uses a remote power out-
put final stage (mounted on the fan housing)
The  power  output  stage

Page 38 of 48

BMW X5 2001 E53 M54 Engine Workshop Manual 38
M54engMS43/ST036/6/2000
The Secondary Air Injection System is monitored via the use of the pre-catalyst oxygen sen-
sor(s).  Once the air pump is active and is air injected into the system the sign