569-624
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 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 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 TC20
TC20 - Key On Engine Off Service Code 621/622/641/643
KOEO Memory Code Go to TC30
TC30 - Visually Check Shift Solenoid Harness
DTC 622
Shift Solenoid 2 (SS2) circuit failure during KOEO self-test.
KOEO Hard Code Go to TC20
TC20 - Key On Engine Off Service Code 621/622/641/643
KOEO Memory Code Go to TC30
TC30 - Visually Check Shift Solenoid Harness
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