jaguar Workshop Repair Guides

Jaguar Workshop Service and Repair Manuals

Heater Control Valve|Locations|Page 2170 > < Heater Control Valve|Locations|Page 2168
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Heater Control Valve: Testing and Inspection

Water Control Valve

- Apply a vacuum to valve. Observe movement of linkage.  Should maintain vacuum until released.
- In full heating mode, feel both inlet and outlet hoses for equal temperature.
- Vacuum supply pipe color code = Red at inner vacuum switch on camshaft

- No vacuum in fully open position.

Heater Control Valve|Locations|Page 2170 > < Heater Control Valve|Locations|Page 2168