Vikakoodihakemisto · high
P1585
Throttle control unit - malfunction
Throttle control unit - malfunction
Applies to: All X-TYPE variants, 2001-2009 (saloon & estate) · Confidence: Manufacturer code list + field-verified causes
Common causes
- Throttle body failure
- Water ingress at the throttle connector
- ECM throttle driver fault
Quick checks
- Scan access: Jaguar-specific: WDS/IDS or a Jaguar-capable scan tool
- Prefer official/field-verified path before guessing sensors
Typical fixes
- Check the throttle body connector for water/corrosion
- Replace throttle body and run throttle adaption