LEMON Manuals: Even more car manuals for everyone
Home >> Jaguar >> 2014 >> XK Base, 2D Coupe >> Repair and Diagnosis >> Engine Mechanical >> Exhaust System - V8 5.0L Petrol/V8 S/C 5.0L Petrol -- XK/X150 >> Exhaust System - V8 N/A 5.0L Petrol/V8 S/C 5.0L Petrol >> Exhaust System >> Diagnosis And Testing >> Symptom Chart

Symptom Chart

SYMPTOM POSSIBLE CAUSE ACTION
Excessively noisy/leaking exhaust
  • Exhaust system/components
  • Inspect exhaust system, refer to Visual Inspection above
  • Rectify leaks or Install new components as necessary. Refer to Removal and Installation instructions in this section
Exhaust excessively noisy at low speed
  • Exhaust sound enhancement valve stuck open
  • Install new muffler and tailpipe assembly. Refer to: Rear Muffler 
Loss of power
  • Restricted exhaust system
  • Exhaust sound enhancement valve stuck closed
  • Fuel system
  • Ignition system
  • Electronic engine control
  • Install new exhaust components as necessary. Refer to relevant Removal and Installation instructions in service information
  • Check for fuel system, ignition system, and electronic engine controls DTCs and refer to the relevant DTC Index