Land Rover P0306-00
Cylinder 6 Misfire 9/16/26, 8:15 AM TOPIx - SSM76507 - AJ20P6 PHEV Combustion Instability https://topix.landrover.jlrext.com/topix/content/document/view?id=1854972 1/3 Secondary Cr
Common search variants: P030600 · P0306 00 · P0306_00 · Search ignores case and common separators.
Quick answer
Land Rover P0306-00: Cylinder 6 Misfire 9/16/26, 8:15 AM TOPIx - SSM76507 - AJ20P6 PHEV Combustion Instability https://topix.landrover.jlrext.com/topix/content/document/view?id=1854972 1/3 Secondary Cr
This page separates verified manufacturer/regulator evidence from supporting material. Unsupported causes, repairs or safety conclusions are not guessed.
Watch Videos
Relevant videos play here without leaving this diagnostic page.
No sufficiently relevant embeddable video has been accepted for this diagnostic yet.
Videos are supporting material and never override OEM or regulator evidence.
1. What does Land Rover P0306-00 mean?
Land Rover P0306-00: Cylinder 6 Misfire 9/16/26, 8:15 AM TOPIx - SSM76507 - AJ20P6 PHEV Combustion Instability https://topix.landrover.jlrext.com/topix/content/document/view?id=1854972 1/3 Secondary Cr
2. Technical explanation
The identity of P0306-00 is verified for Land Rover. Available evidence does not yet establish a narrower subsystem or component-level failure.
3. What system is affected?
Not yet established by verified evidence.
4. How serious is this code?
Not yet established by verified evidence. Urgency must be based on the exact vehicle warning and official guidance.
5. Land Rover P0306-00 symptoms you may notice
Not yet established by verified evidence.
6. Possible causes of Land Rover P0306-00
Not yet established by verified evidence. A diagnostic identifier alone is not proof that a specific component has failed.
7. Can I drive with Land Rover P0306-00?
Not yet established by verified evidence.
8. Can I charge with Land Rover P0306-00?
Not yet established by verified evidence.
9. What you can safely do
- Preserve the exact diagnostic code and any accompanying vehicle warning before clearing anything.
- Follow the manufacturer instructions shown in the vehicle or owner/service documentation.
- Do not open or work on high-voltage components unless you are qualified and equipped for high-voltage service.
10. How to troubleshoot Land Rover P0306-00
- Record the exact code, warning text, vehicle model, model year, and operating condition when it appeared.
- Check the verified manufacturer or regulator source linked on this page for code-specific instructions.
- Avoid replacing parts based only on the code; code-specific component tests are not inferred when evidence does not provide them.
- Escalate to qualified service when the warning persists, affects driving/charging, or manufacturer guidance requires service.
11. When to contact service
Qualified service should be contacted if the warning persists, returns after a normal manufacturer-permitted restart, or affects driving or charging.
12. What the service center may check
Not yet established by verified evidence.
13. Possible repair or resolution for Land Rover P0306-00
Not yet established by verified evidence.
14. Affected vehicles
- Land Rover Range Rover · 2025 · US
15. Related TSBs / service bulletins
- NHTSA: NHTSA Manufacturer Communication PDF 11038295: SSM76507 - 16SEP26
16. Recall information
No recall relationship is established by verified evidence.
17. Official manufacturer information
to vehicles that meet the following diagnostic criteria: Primary Criteria At least four of the following misfire Diagnostic Trouble Codes (DTCs) must be stored in the Powertrain Control Module (PCM): P0301-00 – Cylinder 1 Misfire P0302-00 – Cylinder 2 Misfire P0303-00 – Cylinder 3 Misfire P0304-00 – Cylinder 4 Misfire P0305-00 – Cylinder 5 Misfire P0306-00 – Cylinder 6 Misfire 9/16/26, 8:15 AM TOPIx - SSM76507 - AJ20P6 PHEV Combustion Instability https://topix.landrover.jlrext.com/topix/content/document/view?id=1854972 1/3 Secondary Criteria (SSM still applicable even if fewer than four misfire DTCs are present) If fewer than four of the above misfire DTCs are stored, or if none are present, this SS
19. Land Rover P0306-00 frequently asked questions
What does P0306-00 mean?
Land Rover P0306-00: Cylinder 6 Misfire 9/16/26, 8:15 AM TOPIx - SSM76507 - AJ20P6 PHEV Combustion Instability https://topix.landrover.jlrext.com/topix/content/document/view?id=1854972 1/3 Secondary Cr
Can I drive with P0306-00?
Not yet established by verified evidence.
Can I charge with P0306-00?
Not yet established by verified evidence.
Does P0306-00 require service?
Qualified service should be contacted if the warning persists, returns after a normal manufacturer-permitted restart, or affects driving or charging.