P1302 BMW Code - Misfiring Cylinder 2
Quick Answer
When a vehicle's onboard computer detects a misfire in cylinder 2, it triggers diagnostic trouble code P1302 in BMW vehicles. Common causes include Worn or fouled spark plugs, Faulty ignition coil, Clogged fuel injector. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P1302 BMW indicates Misfiring Cylinder 2.
- Common causes
- Common causes include Worn or fouled spark plugs, Faulty ignition coil, Clogged fuel injector.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P1302 BMW Description
When a vehicle's onboard computer detects a misfire in cylinder 2, it triggers diagnostic trouble code P1302 in BMW vehicles. This code indicates that there is an issue with the combustion process in cylinder 2, leading to a lack of power, rough idling, and decreased fuel efficiency. A misfiring cylinder can cause the engine to run unevenly, resulting in vibrations and potential damage to the catalytic converter over time.
Common Causes of P1302 BMW
- Worn or fouled spark plugs
- Faulty ignition coil
- Clogged fuel injector
- Low compression in cylinder 2
- Vacuum leaks in the intake manifold
Symptoms of P1302 BMW
- Rough idling or vibrations while the engine is running
- Loss of power or acceleration
- Engine misfires or hesitation during acceleration
- Decreased fuel efficiency
- Illumination of the check engine light on the dashboard
How to Fix P1302 BMW
- Diagnose the specific cause of the misfire in cylinder 2 using a scan tool to identify the underlying issue.
- Replace the spark plugs in cylinder 2 and inspect the ignition coil for any signs of damage.
- Clean or replace the fuel injector in cylinder 2 to ensure proper fuel delivery.
- Perform a compression test on cylinder 2 to check for any issues with the piston rings or valves.
- Inspect the intake manifold for vacuum leaks and repair as needed to prevent air leaks affecting cylinder 2.
Cost to Fix P1302 BMW
The cost of repairing a misfiring cylinder 2 in a BMW can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay between $200 and $500 for parts and labor to address this problem. Keep in mind that diagnostic time and labor rates at auto repair shops can fluctuate, so it's advisable to obtain quotes from multiple sources to ensure a competitive price.
Need more information about the P1302 BMW code?
Need more information on how to fix the P1302 BMW code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P1302 BMW code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P1302 BMW Code
No Frequently Asked Questions about P1302 BMW Code found.
Discuss the causes and fixes for P1302 BMW OBDII Code
Code P1302 BMW comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.