4
FAULT CODE DEFINITIONS FOR EEC-IV SYSTEMS (181 - 216)
TEST
CODE
CONDITION
181
C
182
C
183
C
184
C
185
C
186
C
187
C
188
C
188
C
189
C
189
C
190
*
191
C
192
C
193
O
211
C
212
C
213
R
214
C
215
C
216
C
Chapter 4
FAULT CODE DEFINITION
(Trucks ONLY): HEGO (HO2S) sensor
fault unable to switch / lean during part
throttle
Fuel system at lean adaptive limit at idle /
system rich
Fuel system at rich adaptive limit at idle /
system lean
Mass Air Flow sensor above normal
Mass Air Flow sensor below normal
Fault in injector pulse width circuit / high
Fault in injector pulse width circuit / low
(Cars ONLY): Fuel system at lean adaptive
limit at partial throttle / system rich
(Trucks ONLY): HEGO (HO2S) sensor
fault unable to switch / rich during part
throttle
(Cars ONLY): Fuel system at rich adaptive
limit at partial throttle / system lean
(Trucks ONLY): HEGO (HO2S) sensor
fault unable to switch / lean during part
throttle
Adaptive fuel lean limit reached at "Idle,
system rich"
(Cars ONLY): Fuel system at lean adaptive
limit at idle / system rich
(Cars ONLY): Fuel system at rich adaptive
limit at idle / system lean
(Cars ONLY): Flexible fuel sensor circuit
fault
Profile Ignition Pickup (PIP) circuit fault
Loss of ignition diagnostic monitor
signal/SPOUT circuit grounded
SPOUT circuit open
Cylinder identification circuit failure
DIS fault ignition system - coil #1
DIS fault ignition system - coil #2
Retrieving Codes
58