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Home >> BMW >> 2007 >> X3 Standard >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes - DTC P0010 - DTC P1198 (N51, N52) >> BMW MSV80 >> DTC P0491, BMW Hex Code 0x2A00, BMW Code 10752: Secondary Air Injection System Insufficient Flow (Bank 1) (MAX) >> Repair procedures (plant/service)

Repair procedures (plant/service)

  1. Remove secondary air-injection valve and clean the passage to Bank 1 (in engine block)
  2. Install valve again and run through EOL test. If the malfunction is registered again, repeat steps 1 and 2.
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