Kohler KD62V12 Service And Repair Manual page 252

Repair
Exhaust aftertreatment system
Fig. 287: Disconnecting connectors
u Remove the fastening screws of the 48-pin connector 7.
u Disconnect the 48-pin connector 7.
Fig. 288: Connector locking device - handling forbidden
u Disconnect the 10-pin connector 6.
Information
It is forbidden to handle the connector locking device 8 on the pump side.
Only use the lock on the harness side to disconnect the 10-pin connector 6.
u Disconnect the connectors 4, 5 of the diesel exhaust fluid lines.
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Service and Repair Manual
KD62V12 33525088601_7_1 EN_US
2021-07