Engine Control Unit Peugeot 307 1.6 HDI 9HV/9H01 / DV6TED4B Bosch EDC16C34

Revision - DPF Removal - Immobilizer

General Description

We offer assistance and repair for the most common faults encountered on ECMs and PSA 1.6 HDI engines. We diagnose and resolve a wide range of issues related to the engine and the vehicle's electronic system, focusing on malfunctions that can compromise performance and starting.

Common Faults and Symptoms

• Total malfunction: the vehicle does not communicate during diagnostics and does not start.
• Immobilizer repair: decoding and resolving issues related to the vehicle's code that prevent starting.
• The engine does not start, sometimes with no errors in diagnostics: power is not reaching the spark plugs.

Fault Codes Detected

Here is a collection of the main error codes recorded during our work:

• P0193 - Fuel rail pressure sensor - Short circuit to positive
• P0405 - Exhaust gas recirculation (EGR) valve position sensor - Low input
• P0409 - Malfunction of exhaust gas recirculation (EGR) sensor A circuit
• P0489 - Exhaust gas recirculation valve
• P0490 - Exhaust gas recirculation control (EGR valve)
• P0606 - Faulty ECM microprocessor
• P1162 - Functional disturbance of exhaust gas recirculation / Valve stuck during driving
• P1471 - EGR motorized throttle control unit
• P1586 - Throttle control unit malfunction / Power supply to fuel rail pressure sensors and EGR valve
• P1612 - Reading or writing error of the anti-start code
• P1700 - Indeterminate transmission failure (unable to shift to Neutral) / Internal defective calculator intermittent state
• P1728 - Clutch slip error - Invalid torque information
• P2144 - Low exhaust gas recirculation control circuit / EGR valve command / Exhaust gas recirculation duct
• U1208 - Faulty engine control unit CAN message / No communication with ECM (in ABS)

Customer Reports

Here are some of the most significant issues reported by our customers:

• "The vehicle stalls while driving, does not restart immediately, and there are no diagnostic errors."

Reconditioned ECMs

• EDC16C34