Emissions / AuxiliaryLow ImpactDiesel

P2408 — Diagnostic Trouble Code P2408

OBD-II diagnostic code P2408 relates to the emissions / auxiliary system. This code is logged when the ECU detects a parameter outside its expected operating range.

2+

Affected Brands

3+

ECU Platforms

1

Related Services

1

Related DTCs

Symptoms

What the driver typically experiences when P2408 is stored

!Check Engine Light
iFailed emissions test
iNo major drivability impact

Why does P2408 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 P2408

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 P2408

DTC Off

Related Diagnostic Codes

Codes from the same diagnostic system as P2408

P1457Low Impact

Diagnostic Trouble Code P1457

Affected ECU Platforms

Siemens/Continental SID 803Bosch EDC16C34Siemens/Continental SID803

Commonly Affected Vehicles

LanciaPhedraSiemens/Continental SID 803
Peugeot207Bosch EDC16C34
Peugeot2.0 HDI 16VSiemens/Continental SID803

Based on data from 2+ vehicle brands. P2408 is not limited to these models.

Frequently Asked Questions

What does P2408 mean?â–¼
OBD-II diagnostic code P2408 relates to the emissions / auxiliary system. This code is logged when the ECU detects a parameter outside its expected operating range.
Why does P2408 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 P2408 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 P2408?â–¼
P2408 is commonly found on Lancia, Peugeot vehicles equipped with Siemens/Continental SID 803, Bosch EDC16C34, Siemens/Continental SID803 ECU platforms.
What other codes appear alongside P2408?â–¼
P2408 frequently appears together with P1457. These related codes typically originate from the same system modification and should be addressed together in the calibration.

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