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Home >> BMW >> 2008 >> 528i Automatic >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes - DTC P1214 - DTC U1168 (N51, N52) >> BMW MSV80 >> DTC P1633, BMW Hex Code 0x2CFB, BMW Code 11515: Throttle Valve Adaptation Limp-Home Position Unknown (Bank 1) (MIN) >> Repair procedures (plant/service)

Repair procedures (plant/service)

  1. Check: Sum of throttle valve voltages must equal 5 V
  2. Perform electrical check on wires to throttle valve sensors, Visual inspection of plug-in terminals (on components, wiring harness and DME)
  3. Component defect improbable, replace throttle valve only in emergency
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