184-219
NOTEKOEO refers to Key On Engine Off (KOEO)
KOER refers to Key On Engine Running (KOER)
DTC refers to Diagnostic Trouble Code (DTC)
DTCs should be diagnosed in the order they are received.
DTC 184
Mass air flow higher than expected.
KOEO Memory Code Go to G7
G7 - Visually Inspect MAF Sensor
DTC 185
Mass air flow lower than expected.
KOEO Memory Code Go to G7
G7 - Visually Inspect MAF Sensor
DTC 186
Injector pulsewidth higher than expected or mass airflow sensor lower than expected.
KOEO Memory Code Go to G9
G9 - Visual Vacuum Checks
DTC 187
Injector pulsewidth lower than expected or Mass air flow higher than expected.
KOEO Memory Code Go to G9
G9 - Visual Vacuum Checks
DTC 188
Fuel system at lean adaptive limit at part throttle, system rich (bank #2).
KOEO Memory Code Go to HA1
HA1 - Check For Other Codes
DTC 189
Fuel system at rich adaptive limit at part throttle, system lean (bank #2).
KOEO Memory Code Go to HA1
HA1 - Check For Other Codes
DTC 193
Flexible Fuel sensor circuit failure.
KOEO Hard Code Go to DE1
DE1 - KOEO Code 193: Check FF Sensor VPWR Circuit
DTC 194
KOEO Memory Code Go to H5
H5 - Cylinder Balance Diagnostic Test Mode: MFI Engines
DTC 195
KOEO Memory Code Go to H5
H5 - Cylinder Balance Diagnostic Test Mode: MFI Engines
DTC 211
Profile ignition pickup circuit failure.
KOEO Memory Code Go to NA1
NA1 - Erratic Ignition
DTC 212
Loss of ignition diagnostic monitor input to powertrain control module or spark output circuit grounded.
KOEO Memory Code Go to NA2
NA2 - Check IDM Circuit Continuity
DTC 213
Spark output circuit open.
KOER Hard Code Go to PA1
PA1 - Check For Power to PCM
DTC 214
Cylinder identification circuit failure.
KOEO Memory Code Go to DR1
DR1 - Will Engine Start
DTC 215
Powertrain control module detected coil 1 primary circuit failure.
KOEO Memory Code - Go to Ignition System / Testing and Inspection.
DTC 216
Powertrain control module detected coil 2 primary circuit failure.
KOEO Memory Code - Go to Ignition System / Testing and Inspection.
DTC 217
Powertrain control module detected coil 3 primary circuit failure.
KOEO Memory Code - Go to Ignition System / Testing and Inspection.
DTC 218
Loss of ignition diagnostic monitor signal-left side.
KOEO Memory Code - Go to Ignition System / Testing and Inspection.
DTC 219
Spark timing defaulted to 10 degrees, spark output circuit open.
KOEO Memory Code - Go to Ignition System / Testing and Inspection.