New Holland 3005 – ECM / VCM: Accelerator Pedal Signal - All Other Faults

The control module has detected an anomaly with the accelerator pedal signal that does not fit standard open or short circuit failure modes. This indicates a nuanced problem such as a discrepancy between the two internal signals of the pedal sensor, intermittent signal degradation, or an internal diagnostic failure within the module. This fault typically results in sluggishness, erratic engine response, or the machine entering limp mode.

• T4
• T5
• T6
• T7
• T8
• Boomer
• WORKMASTER
• WORKMASTER 50
• WORKMASTER 60
• WORKMASTER 70
• WORKMASTER 95
• WORKMASTER 105
• WORKMASTER 120
• TM
• T4000
• T6000
• T7000
• 8670
• 8770
• 8870
• 8970
• L218
• L220

1. 1

   Verify battery voltage and charging system health, as voltage fluctuations can cause ghost codes.

2. 2

   Check for other active fault codes (such as code 187 for low sensor supply or code 211 for communication errors) that might provide context.

3. 3

   Inspect the wiring harness and connectors between the accelerator pedal sensor and the ECU for physical damage, chafing, corrosion, or loose pins.

4. 4

   Test the accelerator pedal position sensor with a multimeter by measuring the voltage output of the signals as the pedal is depressed (signals should have a consistent, inverse relationship without erratic jumps).

1. 1

   Address related fault codes

   Diagnose and repair any other active fault codes (like sensor supply or communication errors) before addressing code 3005, as they may be the root cause.

2. 2

   Repair wiring and connectors

   If physical damage or corrosion was found during inspection, repair the wiring harness or clean/replace the connectors to ensure secure connections.

3. 3

   Replace accelerator pedal assembly

   If multimeter testing reveals erratic voltage readings or flat spots, replace the accelerator pedal assembly (which typically includes the integrated sensor).

4. 4

   Clear codes and test

   Clear all fault codes using a diagnostic tool and operate the machine to verify the repair. Perform a sensor calibration procedure if required for your specific model.