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E39 / P0089 00

Read the instructions below then start the fault diagnostic procedure.

Symptom: Malfunction Indicator Lamp

  P0089 00


Fuel Pressure Regulator Solenoid, Performance Problem

Fault symptom

Malfunction Indicator Lamp

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

The following diagnostic trouble codes may not be generated:
P0016, P0018
P0090, P0091, P0092
P0096, P0097, P0098
P00C8, P00C9, P00CA
P0111, P0112, P0113
P0116, P0117, P0118, P0119
P0178, P0179
P0192, P0193
P0090, P0091, P0092
P00C8, P00C9, P00CA
P0335, P0336
P0340, P0341
P0365, P0366
P2269
Battery voltage must be between 11 - 16 V.
Engine running.
Fuel pressure on the low pressure side above 250 KPa.
Atmospheric pressure more than 62 kPa.
Intake air temperature above -10.5°C.

Fault criteria:

The high-pressure pump's control angle exceeds 125° or is below 1°.

Diagnostic help

Functions in the diagnostic tool related to the fault:

Test value:
High Pressure Pump Control Angle
Fuel Rail Solenoid PWM

Activation:
Fuel Rail Solenoid PWM

(See also description of readings/activations in diagnostic tool)