FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

569-624

NOTE
KOEO 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 569
Auxiliary Canister Purge circuit failure during KOEO self-test.

KOEO Hard Code Go to KD6
KD6 - Check CANP Solenoid Resistance

DTC 571
EGR Atmospheric (EGRA) solenoid circuit failure during KOEO self-test.

KOEO Hard Code Go to DD20
DD20 - Check EGRV/EGRA Solenoid Resistance

DTC 572
EGR Vacuum (EGRV) solenoid circuit failure during KOEO self-test.

KOEO Hard Code Go to DD20
DD20 - Check EGRV/EGRA Solenoid Resistance

DTC 578
A/C pressure sensor circuit shorted.

KOEO Memory Code Go to XB40


DTC 579
Insufficient A/C pressure change.

KOEO Memory Code Go to XB50


DTC 581
"Power to Fan" circuit over current.

KOEO Memory Code Go to XB20


DTC 582
Fan circuit open.

KOEO Hard Code Go to XB30


DTC 583
Power to Fuel pump over current.

KOEO Memory Code Go to XB135


DTC 584
Variable Control Relay Module (VCRM) power ground circuit open (VCRM Pin 1).

KOEO Memory Code Go to XB15


DTC 585
Power to A/C clutch over current

KOEO Memory Code Go to XB70


DTC 586
A/C clutch circuit open.

KOEO Memory Code Go to XB80


DTC 587
Variable Control Relay Module communication failure.

KOEO Hard Code Go to XB170


KOEO Memory Code Go to XB170


DTC 593
Heated Oxygen Sensor (HO2S) heater circuit failure.

KOEO Hard Code Go to H40


KOEO Memory Code Go to H40


DTC 617
1-2 shift error.

KOEO Memory Code Go to TG90
TG90 - Perform Drive Cycle Test

DTC 618
2-3 shift error.

KOEO Memory Code Go to TG90
TG90 - Perform Drive Cycle Test

DTC 619
3-4 shift error.

KOEO Memory Code Go to TG90
TG90 - Perform Drive Cycle Test

DTC 621
Shift Solenoid 1 (SS1) circuit failure during KOEO self-test.

KOEO Hard Code Go to TC1
TC1 - Enter Output State Diagnostic Test Mode

DTC 622
Shift Solenoid 2 (SS2) circuit failure during KOEO self-test.

KOEO Hard Code Go to TC1
TC1 - Enter Output State Diagnostic Test Mode

DTC 623
Transmission Control Indicator Light circuit failure.

KOEO Hard Code Go to TB3
TB3 - Diagnostic Trouble Codes 97, 623 and 631

DTC 624
Electronic Pressure Control circuit failure.

KOEO Hard Code Go to TC10
TC10 - Check VPWR to Solenoid

KOEO Memory Code Go to TG90
TG90 - Perform Drive Cycle Test