Contents

			Test results
1	COMPONENT CONCERNED	CHECK USING DIAGNOSIS EQUIPMENT	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	Electric steering control unit	Check for the presence of errors on the electric steering control unit by connecting the diagnosis equipment	Go to Step 2	Errors present	Continue as instructed by the diagnosis equipment
2	COMPONENT CONCERNED	CHECK ON SEEPAGE IN INTAKE MANIFOLD	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	Intake manifold	Check for any seepage in the intake manifold	Go to Step 3	Seepage inside the intake manifold	Restore correct operation
3	COMPONENT CONCERNED	THROTTLE BODY CONDITION CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	Throttle body	Check the condition of the throttle body (fouling, obstructions of the plate)	Go to Step 4	Throttle body fouled	Restore correct throttle body operation
4	COMPONENT CONCERNED	THROTTLE BODY OPERATION CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	Throttle body	Check that the throttle body is working correctly See Test 1056BW Check on the throttle body actuator operation	End of diagnosis	Throttle body not working correctly	Replace the throttle body Op. 1056B14 THROTTLE BODY - R + R