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Home >> Jaguar >> 2015 >> XJR Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Supercharger Cooling - V6 S/C 3.0L Petrol -- XJ/X351) >> Supercharger Cooling - V6 S/C 3.0L Petrol >> Diagnosis And Testing >> Symptom Chart

Symptom Chart

WARNING: This page is about a different car, the 2017 Jaguar XJ, 2016 Jaguar XJ, 2015 Jaguar XJ, 2014 Jaguar XJ, and 2013 Jaguar XJ. However, it is still accessible from the selected car via links, so may be relevant.
SYMPTOM POSSIBLE CAUSES ACTION
Overheating
  • Coolant leak
    • Left charge air cooler leaking/damaged
    • Right charge air cooler leaking/damaged
    • Coolant hose damaged
    • Coolant hose clamp loose/damaged
    • Charge air cooler leaking/damaged
  • Charge air coolant pump circuit short circuit to ground, short circuit to power, open circuit, high resistance
  • Charge air coolant pump failure
  • Check for coolant leaks. Perform a cooling system pressure test. Rectify as necessary
  • Refer to the electrical circuit diagrams and check the charge air coolant pump circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness or install a new charge air coolant pump as necessary
  • Install a new charge air coolant pump