Contents

		TEST RESULTS
1	CHECK USING DIAGNOSIS EQUIPMENT	EVERYTHING OK	PROBLEMS ENCOUNTERED	OPERATION
	With vehicle's engine running, with climate control system on (compressor button ON). Connect the diagnosis equipment and check the error indicating pressure switch malfunction	Go to Step 2	The diagnosis equipment signals errors related to malfunction of the pressure switch	Proceed as instructed by the diagnosis equipment
2	PRESSURE SWITCH PIN ELECTRICAL CONNECTION CHECK	EVERYTHING OK	PROBLEMS ENCOUNTERED	OPERATION
	Check for loose or faulty pressure switch connections	Go to Step 3	Identify any faults on the pressure switch connections	Restore the correct pressure switch connections
3	PRESSURE SWITCH OPERATION CHECK	EVERYTHING OK	PROBLEMS ENCOUNTERED	OPERATION
	Check that the pressure switch is working correctly	End of diagnosis	The pressure switch is not working correctly	Replace the pressure switch Op. 5040B20 AIR CONDITIONING LINEAR PRESSURE TRANSDUCER - R.R.