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Detroit DD16 GHG14 (2014-16) Fault Code: SPN 91 FMI 0 (CPC) Data Valid But Above Normal Operational Range – Most Severe Level

NOTE: Please see the step by step troubleshooting procedures for this specific code.

PROBABLE CAUSES:
1. Accelerator pedal assembly.
2. Accelerator pedal harness/connector.

Detroit DD16 GHG14 (2014-16) Fault Code: SPN 84 FMI 21 (MCM) Vehicle Speed Sensor Erratic
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 84 FMI 21 (MCM) Vehicle Speed Sensor Failure
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 84 FMI 21 (CPC) Vehicle Speed Sensor Erratic
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 84 FMI 20 (CPC) Vehicle Speed Sensor Erratic
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 84 FMI 19 (CPC) J1939 Wheel-Based Vehicle Speed Signal (VSS) from Source #1, #2, Or #3 is Erratic
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 84 FMI 19 (MCM) J1939 Wheel-Based Vehicle Speed Sensor Signal from Source #1, #2, or #3 is Erratic