Retrieving codes – Equus 3145 - Digital Ford Code Reader (1981 - 1995) User Manual
Page 57
Retrieving Codes
FAULT CODE DEFINITIONS FOR EEC-IV SYSTEMS (79 - 89)
Chapter 4
54
TEST
CODE
CONDITION
FAULT CODE DEFINITION
79
-
(Trucks ONLY): Air conditioner on while
performing test
81
O
Air diverter solenoid fault, intake air
control circuit fault / air injection diverter
82
O
Air diverter solenoid circuit fault or
supercharger bypass circuit fault
82
O
Integrated relay control module
83
O
EGR solenoid circuit fault (2.3L MAP)
83
O
(Cars ONLY): Cooling fan circuit fault
83
O, C
(Cars ONLY): Low speed fuel pump relay
circuit fault, circuit open (3.0L MAF-SFI)
83
O
EVP/EGRC/EGRV
84
O, R
(Cars ONLY): EGR vacuum regulator
circuit failure
84
O
(Trucks ONLY): EGR vent fault
85
O, R
(Cars ONLY): Canister Purge Solenoid
circuit failure
85
C
(Cars ONLY): Adaptive fuel limit reached -
lean
85
O
(Trucks ONLY): Canister purge circuit
failure
85
O
Shift solenoid 3/4 - 4/3
86
O
Adaptive fuel limit reached or 3-4 shift
solenoid circuit failure
86
C
(Cars ONLY): Adaptive fuel limit reached -
rich
87
O, R, C
(Cars ONLY): Fuel pump primary circuit
fault
87
O
(Trucks ONLY): Primary fuel pump circuit
failure
88
O
(Cars ONLY): Cooling fan circuit fault
88
O
(Trucks ONLY): Choke relay out of range
88
C
Dual plug input control failure
88
O
Shift solenoid 3/4 - 4/3
89
O
AXOD Lock-Up Solenoid (LUS) circuit
failure or Clutch Converter Override (CCO)
circuit failure
4