Fault code generation

Diagnostic trouble codes are generated when the above fault criteria are fulfilled and the dependents are OK.
In addition for Test 2 (Warm start) the intake air temperature has not been below 5°C.

P0441, P1441 are generated if faults are reported during Phase A

P0455, P1455 are generated if faults are reported during Phase B

P0442 , P1442 are generated if faults are reported during Phase C