What does code P1780 mean on Jaguar vehicles?
The ECU detects a malfunction in the D-4 gear selection switch circuit.
OBD-II Code Jaguar
P1780 — Jaguar — Transmission Gear Selection Switch D-4 Circuit Malfunction
The ECU detects a malfunction in the D-4 gear selection switch circuit.
Common symptoms
- Inability to select gears
Possible causes
- Faulty gear selector switch
Initial recommendation
Replace the transmission gear selection switch and verify operation.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
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