Contents

		TEST RESULTS
1	RESERVOIR LEAKAGE CHECK	EVERYTHING OK	PROBLEMS ENCOUNTERED	OPERATION
	With vehicle's engine running, warmed up and climate control system knob at max. speed. Check that the fluid leakage is next to the plastic reservoir	Go to Step 2	Leakage found in the reservoir	Restore the circuit seal or, if necessary, replace the faulty component
2	LEAKAGE CHECK ON THE COOLING CIRCUIT	EVERYTHING OK	PROBLEMS ENCOUNTERED	OPERATION
	With the vehicle's engine running check that the fluid leakage is next to the degassing plug	Go to Step 3	Leakage identified next to the degassing plug	Position the plug correctly or, if necessary, replace it
3	PASSENGER COMPARTMENT HEATER PIPES LEAKAGE CHECK	EVERYTHING OK	PROBLEMS ENCOUNTERED	OPERATION
	With vehicle's engine running, warmed up and climate control system knob at max. speed. Check that the fluid leakage is next to the passenger compartment heater pipes.	Go to Step 4	Leakage found in the passenger compartment heater pipes	Restore the circuit seal or, if necessary, replace the component
4	PASSENGER COMPARTMENT HEATER LEAKAGE CHECK	EVERYTHING OK	PROBLEMS ENCOUNTERED	OPERATION
	With vehicle's engine running, warmed up and climate control system knob at max. speed. Check that the fluid leakage is next to the passenger compartment heater.	End of diagnosis	Leakage found in the passenger compartment heater	Restore the circuit seal or, if necessary, replace the faulty component