Owners hitting a Deere skid steer joystick centering error on 318G / 328D-class EH machines often see drive locked out with right-joystick DTCs such as 2660.14 / 2661.07 — Heavy Equipment Forums and parking-brake lockout threads describe dual internal position-sensor redundancy faults where mismatched channels force a sealed right joystick controller swap that shops quote near $2800 before labor [Source: Heavy Equipment Forums Deere 328D joystick centering error thread; Heavy Equipment Forums parking brake will not disengage / joystick DTC discussion; Deere TM13849 318G EH controls DTC themes]. Trunsin ZS30 / ZS40 are RFQ paths for non-OEM programs after pinout confirmation — not a plug-and-play Deere PN clone.
Compare Cat centering on Cat excavator joystick centering error, general fix order on joystick centering error fix, dual Hall on dual Hall redundant sensor mismatch, CTL bus context on compact track loader CANbus, and Komatsu pot codes on Komatsu PW180 joystick DFB4L8.
Deere skid steer joystick centering error — DTC vs action
| Symptom / DTC | Likely cause | First action |
|---|---|---|
| 2660.14 / 2661.07 (JSR) | Dual sensor redundancy mismatch | Clear, retest, then measure 4-wire plug |
| Drive / parking lockout | ECU refuses motion on disagree | Do not keep clearing without voltage log |
| Intermittent after wash | Connector corrosion / boot leak | Clean Deutsch pins; dielectric grease |
| Returns after OEM swap | Harness or ECU compare window | Scope both channels at neutral |
Forum techs repeatedly note many Deere skid steer joystick centering error cases still need a sealed right controller — but labor hurts twice if you skip connector cleaning and supply checks first [Source: Heavy Equipment Forums 328D centering thread resolution notes].
Diagnostic order before the $2800 stick
- Capture active DTCs and hours — Photograph 2660/2661 strings.
- Clear once, retest at neutral — Intermittents need a repeatability check.
- Measure the 4-wire joystick plug — Supply, return, and both position channels under key-on.
- Treat A/B disagree like dual Hall mismatch — See dual Hall mismatch; finish teach notes on centering error fix.
When the cab is CANbus EH rather than pure analog, keep CTL CANbus and ZS40 CANbus construction in the RFQ pack.
Frequently asked questions
Is every centering error a failed joystick?
No — connector corrosion and supply sag mimic sealed-stick failure.
318G vs 328D — same fix order?
Same redundancy theme; always confirm the TM for your model/serial.
Can ZS30 drop into a Deere EH armrest?
Only after pinout, scale, and ECU expectations match on RFQ — not a blind PN swap.
Related excavator centering posts?
Cat centering and Komatsu DFB4L8.
Related articles
- Cat excavator joystick centering error
- Joystick centering error fix
- Dual Hall redundant sensor mismatch
- Compact track loader CANbus
- Komatsu PW180 joystick DFB4L8
- Industrial joystick hub
- Configurator
Request Deere skid steer / ZS RFQ
- Model/serial, DTC photos (2660/2661), hours
- 4-wire plug voltage log at neutral
- Connector condition notes / washdown history
- Configure ZS30 or ZS40 after pinout confirmation