The OBD code P0305 for Chrysler indicates a misfire in cylinder 5. This affects the ignition system.
Symptoms include engine light on, lack of power, hard starting, and engine hesitation.
Common causes are a faulty spark plug, clogged fuel injector, or ignition coil issues.
It’s a moderate issue that needs attention.
To fix, inspect and possibly replace the spark plug, fuel injector, or ignition coil for cylinder 5.
| Repair Importance Level | 10.0 (Out of 10) |
| Estimated Repair Time | Approximately 1.0 hour |
| Repair Difficulty Level | 10.0 (Out of 10) |
Symptoms of the Chrysler p0305 OBD Code
The engine runs rough and misfires on cylinder 5 in a Chrysler vehicle with fault code P0305.
- With Chrysler OBD code P0305, the Engine Light will be ON.
- Lack/loss of power may be experienced.
- Hard start can occur.
- Engine hesitation might be noticeable.
Causes of the Chrysler p0305 OBD Code
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Possible reasons for Chrysler fault code P0305 include ignition system faults and fuel delivery issues.
- P0305 can be caused by a faulty spark plug 5.
- Clogged or faulty fuel injector 5.
- A faulty ignition coil 5.
- An open or shorted fuel injector 5 harness.
- A poor electrical connection in the fuel injector 5 circuit.
- An open or shorted ignition coil 5 harness.
- A poor electrical connection in the ignition coil 5 circuit.
- Insufficient cylinder 5 compression.
- Incorrect fuel pressure.
- Or an intake air leak.
Fixing Chrysler Error Code p0305 Step By Step
Address the misfire issue on cylinder 5 in a Chrysler vehicle with fault code P0305.
- To fix the Chrysler OBDII code P0305, start by reviewing the possible causes mentioned above.
- Visually examine the corresponding wiring harness and connectors for any damage.
- Inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
- Check the spark plug and ignition coil for cylinder 5 for any issues.
- Swap the ignition coil with another cylinder to see if the misfire moves.
- Consider replacing the spark plug if necessary.
- Perform a compression test on cylinder 5 to check for any internal engine issues.
- Clear the fault code and test drive the vehicle to see if the issue returns.
- If the problem persists, further diagnostics may be needed to pinpoint the exact cause of the misfire.
Cost Of Fixing Chrysler p0305 Fault Code
The repair for Chrysler fault code P0305 may involve replacing the ignition coil, spark plug, or fuel injector.
The cost to diagnose and fix a Chrysler OBD code P0305 typically ranges from $75 to $150, based on an estimated repair time of 1. 0 hour.
Factors like shop rates and complexity of the issue can affect the final cost.
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Details of the Chrysler p0305 OBD Code
Chrysler fault code P0305 indicates a misfire in cylinder 5.
Code P0305 means a misfire was detected in cylinder 5. It’s triggered by the Engine Control Module (ECM) based on crankshaft speed fluctuations.
This code indicates that cylinder 5 is not contributing properly to the engine’s combustion cycle, causing a misfire.
The ECM monitors the crankshaft speed to detect variations that indicate a misfire in a specific cylinder, in this case, cylinder 5 in a Chrysler vehicle.
Mechanic’s Tech Notes
Detailed information on diagnosing and repairing Chrysler fault code P0305 related to cylinder 5 misfire.
To diagnose and fix OBDII code P0305 on a Chrysler vehicle, focus on cylinder 5 misfire.
Use a scan tool to monitor live misfire data and pinpoint the issue.
Check spark plug condition, ignition coil operation, and fuel injector performance for cylinder 5. Use a voltmeter to test the ignition coil and injector circuits for proper voltage and continuity.
Inspect the wiring harness and connectors for any damage or corrosion.
Consider swapping components with another cylinder to see if the misfire follows.
Address any faulty components found during testing to resolve the P0305 code.
FAQ
Common causes of OBD code P0305 in a Chrysler vehicle include faulty spark plug 5, clogged/faulty fuel injector 5, faulty ignition coil 5, and poor electrical connections.
Diagnose and fix OBD code P0305 in your Chrysler for engine misfire on cylinder 5. Check spark plug, fuel injector, ignition coil, wiring, and compression.
It is not safe to continue driving with OBD code P0305 in a Chrysler vehicle. Address the causes mentioned to prevent potential engine damage.
Wrap Up
If your Chrysler is running rough with OBDII code P0305, it may be caused by a misfire in cylinder 5 due to faulty spark plugs, ignition coils, fuel injectors, or low compression.
Check for damaged spark plugs, inspect ignition coils for cracks, test fuel injectors for proper operation, and perform a compression test on cylinder 5 to diagnose the issue.
To resolve Chrysler OBDII code P0305, replace any faulty spark plugs, ignition coils, or fuel injectors found during inspection.
Ensure proper connection of wiring harnesses to the components and address any issues
