P0237 Turbo pressure

			Test results
1	COMPONENT CONCERNED	SUPERCHARGING PRESSURE SENSOR WIRING CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	Supercharging sensor wiring	Check the continuity/insulation of the wiring between the turbo sensor and the engine management control unit	Go to Step 2	Wiring defective	Restore the correct wiring
2	COMPONENT CONCERNED	OVERPRESSURE SENSOR OPERATION CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	Turbocharging sensor	Check the correct operation of the overpressure sensor by carrying out the See Test 1064BA	Go to Step 3	Sensor defective	Replace the supercharging pressure sensor
3	COMPONENT CONCERNED	TURBOCHARGER CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	Turbocharger	Check that the turbocharger is working properly	Go to Step 4	Turbocharger defective	Replace turbocharger Op. 1064A10 TURBO CHARGER - R + R
4	COMPONENT CONCERNED	ATMOSPHERIC PRESSURE SENSOR CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	Atmospheric pressure sensor	Check that the atmospheric pressure sensor is working properly by connecting an Examiner to the engine management control unit	End of diagnosis	Atmospheric pressure sensor faulty	Replace the engine management control unit Op. 1060G80