Service Codes on PPST/E-ICV Controller (PEC)

Symptom Problem Solution

CODE 28

E-ICVs not calibrated. Only emergency mode is operative

See your John Deere dealer.

CODES 51 - 53, 59, 60, 61

SCVs not operating

Switch ignition off and on, or see your John Deere dealer.

CODES 70, 71

Selector lever or auto-switch actuated. Engagement not possible

Release the switch.

CODE 106

PowrQuad and SCVs operate in emergency mode only

See your John Deere dealer.

CODES 128 - 133

PowrQuad does not shift

Switch ignition off and on, or see your John Deere dealer.

CODES 136 - 157, 201 - 203

SCVs 1/2/3 not operating

CODE 210

PowrQuad does not shift

Switch ignition off and on, or see your John Deere dealer.

CODES 221 - 223

SCVs 1/2/3 not operating

LX,OMDIA017539 -19-01DEC00-1/1