P0596 Cruise Control module

			Test results
1	COMPONENT CONCERNED	CHECK USING DIAGNOSIS EQUIPMENT	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	Engine management control unit	Connect the diagnosis equipment to the engine management control unit and delete the errors making sure that the outcome is positive	End of diagnosis	Errors still present	Go to Step 2
2	COMPONENT CONCERNED	CRUISE CONTROL LEVER OPERATION CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	Cruise control stalk	Check that the Cruise Control lever is working properly	Go to Step 3	Cruise Control lever not working properly	Replace the cruise control stalk See descriptions 5580A10 CRUISE CONTROL LEVER ASSEMBLY - R+R
3	COMPONENT CONCERNED	ENGINE MANAGEMENT CONTROL UNIT OPERATION CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	Engine management control unit	Check that the engine management control unit is working properly	End of diagnosis	Incorrect operation of engine management control unit	Replace the engine management control unit See descriptions 1060G80 DIESEL ELECTRONIC INJECTION CONTROL UNIT - R.R