Massey Ferguson 00.X.3E – Dash: Issue With The Signal Voltage From Forward/Reverse Lever, Low Voltage (Dash)
Issue description
The control module is receiving a voltage signal from the Forward/Reverse lever that is lower than the expected operating threshold. This usually points to a short to ground, a failing switch internal to the lever, or a wiring harness issue.
Applies to these machines
21 machines- 7714
- 7715
- 7715S
- 7716
- 7716S
- 7718
- 7718S
- 7719
- 7720
- 7720S
- 7722
- 7722S
- 7724
- 7724S
- 7726
- 7726S
- Tier 4 (2015-2021)
- 4700 Series (4707-4710)
- 5600 Series (5608-5613)
- 5700SL Series
- 7600 Series (7614-7626)
Check the cause
Check battery and charging system voltage (must be at least 12.6V when off) to rule out false sensor codes caused by low system voltage
Inspect the wiring harness running down the steering column from the Forward/Reverse lever for chafed wires shorting to the metal column
Unplug the connector at the base of the shuttle lever and check for bent pins, corrosion, or moisture
Perform a switch continuity and resistance test using a multimeter while moving the lever between Forward, Neutral, and Reverse to verify internal switch integrity
Repair steps
Disconnect Power
Disconnect the negative battery cable to prevent accidental shorts or CAN BUS spikes.
Remove Trim
Remove the plastic steering column shrouds/covers to gain access to the base of the Forward/Reverse lever on the left side of the steering wheel.
Disconnect Wiring
Unplug the electrical connector from the shuttle lever switch.
Remove the Lever
Remove the mounting screws or bolts securing the lever assembly to the steering column bracket.
Install New Part
Mount the new Forward/Reverse lever assembly and secure the fasteners.
Reconnect
Plug the electrical connector back in and reinstall the steering column covers.
Clear Codes & Test
Reconnect the battery. Turn the ignition on and clear the inactive 00.X.3E fault code via the dash menu or a diagnostic tool. Start the tractor and verify smooth engagement into Forward and Reverse.
Parts you might need
(3)Power Shuttle Lever / Forward-Reverse Lever Switch
3789724M93Replaces older numbers 3780596M93, 3780596M94, 3789724M91, 3789724M92. Common on 5700 S, 6700, and 7700 series tractors.
Power Shuttle Lever / Forward-Reverse Lever Switch
3787500M95Reversing lever with integrated brake. Fits a wide range of Dyna-4, Dyna-6, and Dyna-VT models including 6400, 7400, 7600, 7700, 8400, 8600, and 8700 series.
Gear change T-Bar lever switch
1573909464M92Alternative part number: 3909464M92. Fits 5600, 5700, 6600, 6700, 7600, and 7700 series.
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