Pinpoint Test B: The Engine Overheats
WARNING: This page is about a different car, the 2018 Jaguar XE and 2017 Jaguar XE. However, it is still accessible from the selected car via links, so may be relevant.
TEST CONDITIONS
DETAILS/RESULTS/ACTIONS
- B1: CHECK COOLANT
The cooling system is pressurized! Ensure the reservoir cap is never released until the system has cooled. Failure to follow these instructions may result in personal injury.
- Check the coolant level and condition.
Does the system contain sufficient coolant of the correct specification?
- Yes : GO to B2.
- No : Top-up and fill the cooling system to the correct level with the correct specification fluid as necessary. Check for coolant loss. GO to Pinpoint Test A .
- B2: CHECK COOLANT EXPANSION TANK PRESSURE CAP
- Check the coolant expansion tank pressure cap for damage/correct operation. REFER to the coolant expansion tank pressure cap pressure test in this section.
Is the coolant expansion tank pressure cap operating correctly?
- Yes : GO to B3.
- No : INSTALL a new coolant expansion tank pressure cap. TEST the system for correct operation.
- B3: CHECK THERMOSTAT
- Check the thermostat for correct operation. REFER to the thermostat component test in this section.
Is the thermostat operating correctly?
- Yes : Check for correct operation of cooling fans, circuits, sensors, modules, etc
- No : INSTALL a new thermostat. TEST the system for correct operation.