Ignition / MisfireHigh ImpactPetrol

P0366 — Diagnostic Trouble Code P0366

OBD-II diagnostic code P0366 relates to the ignition / misfire system. This code is logged when the ECU detects a parameter outside its expected operating range.

3+

Affected Brands

5+

ECU Platforms

0

Related Services

7

Related DTCs

Symptoms

What the driver typically experiences when P0366 is stored

!Check Engine Light (may flash)
iEngine misfires
iRough idle
iLoss of power

Why does P0366 appear after tuning?

This code may appear after ECU modifications when the affected system monitoring has not been fully recalibrated for the new operating parameters.

How proper calibration can address P0366

WEREMAP professional calibrations include comprehensive diagnostic management for all affected systems, preventing unnecessary fault codes while maintaining safe operation.

Related Tuning Services

Relevant services for the system behind P0366

Related Diagnostic Codes

Codes from the same diagnostic system as P0366

P0017Moderate Impact

Diagnostic Trouble Code P0017

P0014Moderate Impact

Diagnostic Trouble Code P0014

P0301High Impact

Diagnostic Trouble Code P0301

P0303High Impact

Diagnostic Trouble Code P0303

P0304High Impact

Diagnostic Trouble Code P0304

P0302High Impact

Diagnostic Trouble Code P0302

P0300High Impact

Random/Multiple Cylinder Misfire Detected

Affected ECU Platforms

Bosch MED17.1.9Bosch MED17.7.2Bosch MED17.1.9 MED17.9.9Bosch MED17.5.4Bosch med17.0

Commonly Affected Vehicles

Land RoverRange RoverBosch MED17.1.9
JaguarF-PaceBosch MED17.1.9
MBCLABosch MED17.7.2
JaguarXJBosch med17.0

Based on data from 3+ vehicle brands. P0366 is not limited to these models.

Frequently Asked Questions

What does P0366 mean?â–¼
OBD-II diagnostic code P0366 relates to the ignition / misfire system. This code is logged when the ECU detects a parameter outside its expected operating range.
Why does P0366 appear after ECU tuning?â–¼
This code may appear after ECU modifications when the affected system monitoring has not been fully recalibrated for the new operating parameters.
How do you prevent P0366 during remapping?â–¼
WEREMAP professional calibrations include comprehensive diagnostic management for all affected systems, preventing unnecessary fault codes while maintaining safe operation.
Which vehicles are affected by P0366?â–¼
P0366 is commonly found on Land Rover, Jaguar, MB vehicles equipped with Bosch MED17.1.9, Bosch MED17.7.2, Bosch MED17.1.9 MED17.9.9, Bosch MED17.5.4 ECU platforms.
What other codes appear alongside P0366?â–¼
P0366 frequently appears together with P0017, P0014, P0301, P0303, P0304. These related codes typically originate from the same system modification and should be addressed together in the calibration.

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