TEST RESULTS

Connect the diagnosis equipment to the climate control system control unit and check for the presence of errors on:

• frost sensor

• outside temperature sensor

Go to Step 2

Presence of errors on the frost sensor or on the outside temperature sensor

Proceed as instructed by the diagnosis equipment

With engine off, remove the control unit from the dashboard support and disconnect the cable connector from the control unit. Reattach the connectors and check that connections are correct, identifying any poor contact

Go to Step 3

Fault on the climate control system control unit connections

Restore the correct connections

Check that the climate control system gas charge is correct

End of diagnosis

Climate control system gas charge insufficient

Restore the correct climate control system gas charge