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SWMN | 117 Autotrac
Quadrature
Steering
Backup Not
Detected
Cable Harness The backup steering override quadrature encoder,
used by John Deere Autotrac system, was not
detected by the Navigation controller
1) Damage to cable harness, or
disconnected sensor
2) Damaged quadrature encoder
3) Controller hardware failure
4) Controller firmware defect
1) Examine cable harness for open connection with backup
encoder.
2) Examine/replace backup encoder
3) Replace Navigation controller
4) Note error values, report to developers. Update controller
firmware to latest revision | |
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Trimble AutoPilot Critical Fault 117
