P050F
Brake assist vacuum too low
P050D
Cold start rough idle
P050C
Cold start engine coolant temperature performance
P050B
Cold start ignition timing performance
P050A
Cold start idle air control system performance
P0509
Idle air control system - circuit high
P0506
Idle air control system rpm lower than expected
P0505
Idle air control system
P0503
Vehicle speed sensor A - circuit intermittent/erratic/high
P0502
Vehicle speed sensor A - circuit low input