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2000 BMW 528I
2.8L I6 M52•RWD•AUTOMATIC•gas•M52B28
1 active safety recall on this vehicle — view recalls
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Repairs0Labor495Torque3158Fluid8DTC1997Battery1Maintenance0Recalls1
P0258high severityPowertrain

Injection Pump Fuel Metering Control 'B' Low (Cam/Rotor/Injector)

on 2000 BMW 528i 2.8L I6 M52 · RWD

What this code means

The PCM detects an abnormally low condition in injection pump fuel metering control circuit 'B'. This affects proper fuel metering and may reduce engine performance.

Symptoms

  • Loss of power
  • Stalling
  • Poor fuel economy

Common causes

  • Failed metering control solenoid
  • Short to ground in circuit B
  • Damaged pump wiring harness
  • Faulty PCM driver

Diagnostic steps

  1. Retrieve stored trouble codes
  2. Check circuit B wiring for shorts
  3. Measure metering valve resistance
  4. Repair wiring or replace pump component
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