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2000 BMW X5 4.4I E53
4.4L V8 M62•AWD•AUTOMATIC•gas•M62B44
6 active safety recalls on this vehicle — view recalls
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Repairs0Labor489Torque2160Fluid10DTC1997Battery1Maintenance0Recalls6
P0887high severityPowertrain

TCM Power Relay Sense Circuit Low

on 2000 BMW X5 4.4i E53 4.4L V8 M62 · AWD

What this code means

The transmission control module detects a low voltage signal on the power relay sense circuit. This means the module isn't seeing expected voltage from its power relay.

Symptoms

  • Transmission warning light on
  • Harsh or delayed shifts
  • Transmission may enter limp mode

Common causes

  • Faulty TCM power relay
  • Corroded or loose relay connectors
  • Wiring short to ground on sense circuit
  • Failing transmission control module

Diagnostic steps

  1. Scan for related transmission codes
  2. Check TCM power relay and connections
  3. Measure voltage on sense circuit with meter
  4. Inspect wiring for shorts or damage
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