Peugeot Diagnostic Trouble Codes
OBD2 fault codes seen on Peugeot vehicles, with what each code means, its typical repair cost range, and notes on specific Peugeot models.
Emissions
"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...
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...
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...
Diesel Particulate Filter Efficiency Below Threshold (Bank 1)
Peugeot 308 HDi • 2007-2024
Many PSA HDi diesels, the 308 1.6 HDi among them, use a cerium-based additive that lets soot burn at...
Fuel System
Misfire
Transmission
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