P1929
Fuel additive pump control - circuit performance
P1928
Fuel additive pump control - circuit/open
P1927
Fuel additive level - too low/empty
P1926
Fuel additive level - circuit intermittent/erratic
P1925
Fuel additive level - circuit high
P1924
Fuel additive level - circuit low
P1923
Fuel additive level - circuit range/performance
P1922
Fuel additive level - circuit
P1921
Transmission range signal
P1919
Engine coolant temperature signal