Possible Causes
NOTE: The listed causes may not be a complete list of all potential issues and there may be other causes.
- Faulty spark plug
- Faulty ignition coil
- Intake vacuum leak
- Faulty camshaft position sensor
- Ignition coil harness is open or shorted
- Poor electrical connection in ignition coil circuit
Description
Multiple cylinder misfire during start is the generic description for MINI code P1340, but the manufacturer may have a different description for your vehicle model and year. Currently, we have no other information about MINI OBDII code P1340.
How to Repair
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
- Engine light on (or service engine soon warning light)