What does code P1508 mean on Land Rover vehicles?
The ECU detects an open circuit in the idle air control system, preventing proper idle regulation.
OBD-II Code Land Rover
P1508 — Land Rover — Idle Speed Control Open Circuit Fault
The ECU detects an open circuit in the idle air control system, preventing proper idle regulation.
Common symptoms
- Unstable idle
- engine stalling
- fluctuating RPM
Possible causes
- Defective idle air control valve
- open wiring circuit
Initial recommendation
Test idle air control valve and inspect wiring for open circuits.
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
Use the app to combine Land Rover code P1508 with your vehicle's actual symptoms for more complete diagnostic guidance.
Go to the app View more brands