P1304 BMW Possible Causes
- Faulty spark plug 4
- Faulty Ignition Coil 4
- Ignition Coil 4 harness is open or shorted
- Ignition Coil 4 circuit poor electrical connection
How do I fix code P1304 BMW
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's pins.
Cost of diagnosing the P1304 BMW code
Labor: 1.0The cost of diagnosing the P1304 BMW code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
P1304 BMW Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
- Engine run rough
P1304 BMW MeaningIgnition monitoring cylinder spark duration too short
P1304 BMW More InformationNeed more information on how to fix the P1304 BMW code?
Get Access to Factory Service Manuals