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Home >> Jeep >> 2023 >> Grand Wagoneer Base >> Repair and Diagnosis >> Steering >> Steering Control Systems >> (Electronic Power Steering (EPS) Module - Electrical Diagnostics) >> DTC Troubleshooting >> P0602-00-Control Module Programming Error/Not Programmed >> Possible Causes

Possible Causes

Possible Causes
ELECTRIC POWER STEERING (EPS) MODULE SOFTWARE OR UPDATE ERROR
SOFTWARE OR UPDATE ERROR IN ANOTHER ECU
ELECTRIC POWER STEERING (EPS)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .