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Home >> Land Rover >> 2000 >> Discovery >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - Without Codes >> OBD Drive Cycle Information >> Drive Cycles >> Drive Cycle B

Drive Cycle B

  1. Switch ignition on for 30 seconds.
  2. Ensure engine coolant temperature is less than 60°C (140°F).
  3. Start the engine and allow to idle for 2 minutes.
  4. Perform 2 light accelerations (0 to 35 mph (0 to 60 km/h) with light pedal pressure).
  5. Perform 2 medium accelerations (0 to 45 mph (0 to 70 km/h) with moderate pedal pressure).
  6. Perform 2 hard accelerations (0 to 55 mph (0 to 90 km/h) with heavy pedal pressure).
  7. Allow engine to idle for 2 minutes.
  8. Connect TestBook/T4 and with the engine still running, check for fault codes.
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