Test results
1
COMPONENT CONCERNED
CHECK ON SEEPAGE IN EXHAUST MANIFOLD
OK (NO FAULTS DETECTED)
FAULT DETECTED
OPERATION
Exhaust manifold
Check for the presence of any seepage in the exhaust manifold.
Go to Step 2
Seepage inside the exhaust manifold.
Restore correct operation
2
PRESSURE SENSOR CHECK
Intake pressure sensor
Check the correct operation of the intake pressure sensor
Go to Step 3
Pressure sensor not working properly.
Replace the pressure sensor
Op. 1056B44 AIR PRESSURE SENSOR - R + R
3
OXYGEN SENSOR FITTING CHECK
Oxygen sensor
Check the correct fitting of the oxygen sensor
Go to Step 4
Oxygen sensor not fitted properly
Restore the correct fitting of the oxygen sensor
4
SENSOR CONDITION CHECK
Check for the presence of any oil or oxidation on the sensitive element or impact to the sensor casing.
Go to Step 5
Sensor fouled or contaminated.
Clean the oxygen sensor
5
OXYGEN SENSOR OPERATION CHECK
Check that the oxygen sensor is working properly
End of diagnosis
oxygen sensor not working correctly.
Replace the oxygen sensor
Op. 1080B94 FRONT LAMBDA SENSOR TO WITH CATALYTIC CONVERTER - R.R