Peugeot Diagnostic Trouble Codes

Common OBD2 fault codes found on Peugeot vehicles with model-specific causes, known issues, TSBs, and adjusted repair cost estimates. Each guide is tailored for Peugeot owners.

Emissions

P0011Moderate

"A" Camshaft Position - Timing Over-Advanced or System Performance (Bank 1)

Peugeot 308 • 2007-2024

The 1.6 THP/EP6 engine (co-developed with BMW) is prone to timing chain stretch and VVT solenoid fai...

P0113Low

Intake Air Temperature Sensor 1 Circuit High

Peugeot 208 • 2012-2024

The 1.2 PureTech and 1.6 BlueHDi engines have the IAT sensor in the air intake duct. Connector corro...

P0400Moderate

Exhaust Gas Recirculation Flow Malfunction

Peugeot 308 • 2007-2024

The 1.6 HDi (DV6) engine shares its EGR system with the Ford 1.6 TDCi and is equally prone to carbon...

P2002High

Diesel Particulate Filter Efficiency Below Threshold (Bank 1)

Peugeot 308 • 2007-2024

Peugeot 308 diesel models use an additive-based DPF system (Eolys/Infineum) that injects a cerium-ba...

Fuel System

P0299Moderate

Turbocharger/Supercharger "A" Underboost Condition

Peugeot 308 • 2007-2024

The 1.6 THP (EP6DT) turbo engine is known for oil feed line coking that leads to turbo failure. P029...

Misfire

P0302High

Cylinder 2 Misfire Detected

Peugeot 308 • 2007-2024

The 1.2 PureTech 3-cylinder engine (EB2) in 2014+ models has a known issue with carbon buildup and t...

Electrical

P0606Critical

ECM/PCM Processor Fault

Peugeot 308 • 2007-2024

The 308 with the 1.6 THP (EP6) engine uses a Bosch MEV17.4 ECU that is known for internal faults. P0...

Transmission

P0715High

Input/Turbine Speed Sensor Circuit Malfunction

Peugeot 308 • 2007-2024

The 308 with the AL4/DP0 and later EAT6 (Aisin TF-70SC) automatic transmissions can trigger P0715. O...

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