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Home >> Porsche >> 2018 >> Macan S >> Repair and Diagnosis >> External Pages >> Different car >> Section 380 (Engine Emission Control - INGENIUM I4 2.0L Petrol -- Discovery Sport/L550) >> Engine Emission Control - INGENIUM I4 2.0L Petrol >> Diagnosis And Testing >> Engine Emission Control >> Symptom Chart

Symptom Chart

WARNING: This page is about a different car, the 2018 Land Rover Discovery Sport. However, it is still accessible from the selected car via links, so may be relevant.
SYMPTOM POSSIBLE CAUSES ACTION
Engine cranks but does not start
  • Engine system fault
  • Positive crankcase ventilation system leaking/blocked
  • Using the Jaguar Land Rover approved diagnostic equipment, check the powertrain control module for related DTCs and refer to the relevant DTC index
  • Check the integrity of the positive crankcase ventilation system. Rectify as necessary
Engine stalls soon after start
  • Engine system fault
  • Positive crankcase ventilation system leaking/blocked
  • Using the Jaguar Land Rover approved diagnostic equipment, check the powertrain control module for related DTCs and refer to the relevant DTC index
  • Check the integrity of the positive crankcase ventilation system. Rectify as necessary
Throttle response poor
  • Engine system fault
  • Positive crankcase ventilation system leaking/blocked
  • Using the Jaguar Land Rover approved diagnostic equipment, check the powertrain control module for related DTCs and refer to the relevant DTC index
  • Check the integrity of the positive crankcase ventilation system. Rectify as necessary
Exhaust emissions excessive
  • Engine system fault
  • Positive crankcase ventilation system leaking/blocked
  • Using the Jaguar Land Rover approved diagnostic equipment, check the powertrain control module for related DTCs and refer to the relevant DTC index
  • Check the integrity of the positive crankcase ventilation system. Rectify as necessary
Engine leaks oil
  • Positive crankcase ventilation system leaking/blocked
  • Check the integrity of the positive crankcase ventilation system. Rectify as necessary