Service Manual

3.26
ELECTRONIC FUEL INJECTION
Injector 1 (MAG)
Driver Circuit Open / Grounded 651 5
Driver Circuit Short to B+ 651 3
Driver Circuit Grounded 651 4
Injector 2 (PTO)
Driver Circuit Open / Grounded 652 5
Driver Circuit Short to B+ 652 3
Driver Circuit Grounded 652 4
Ignition Coil Primary Driver 1 (MAG) Driver Open / Grounded 1268 3
Ignition Coil Primary Driver 2 (PTO) Driver Circuit Short to B+ 1269 3
Fuel Pump Driver Circuit
Driver Circuit Open / Grounded 1347 5
Driver Circuit Short to B+ 1347 3
Driver Circuit Grounded 1347 4
Fan Relay Driver Circuit
Driver Circuit Open / Grounded 1071 5
Driver Circuit Short to B+ 1071 3
Driver Circuit Grounded 1071 4
Idle Air Control (IAC)
Driver Circuit Open / Grounded 634 5
Driver Circuit Short to B+ 634 3
Driver Circuit Grounded 634 4
Position Out of Range 634 7
Starter Enable Circuit
Driver Circuit Open / Grounded 1321 5
Driver Circuit Short to B+ 1321 3
Driver Circuit Grounded 1321 4
Chassis Relay
Driver Circuit Open / Grounded 520208 5
Driver Circuit Short to B+ 520208 3
Driver Circuit Grounded 520208 4
All Wheel Drive Control (AWD)
Driver Circuit Open / Grounded 520207 5
Driver Circuit Short to B+ 520207 3
Driver Circuit Grounded 520207 4
System Power
Voltage Too High 168 3
Voltage Too Low 168 4
Throttle Safety Signal
Voltage Too High 520194 3
Voltage Too Low 520194 4
Signal Out of Range 520194 2
Throttle Stuck 520194 7
Active Descent Control (ADC)
Driver Circuit Open / Grounded 520203 5
Driver Circuit Short to B+ 520203 3
Driver Circuit Grounded 520203 4
DIAGNOSTIC TROUBLE CODE TABLE
Component Condition
SPN
Suspect Parameter Number
FMI
Failure Mode Indentifier