Renault error code P0685 / DF015: the solution to this malfunction on Renault 1.5dCi (K9K) engines

Delphi DCM1.2 (Renault / Dacia / Nissan)

ECUs

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Renault P0685 / DF015 Symptoms and Complaint Description

This malfunction can have various consequences. In this article we focus specifically on cars equipped with a Renault 1.5dCi (K9K) engine. We often see the following complaint descriptions with this error code:

MIL/Engine Malfunction Light comes on
Engine stops while driving
Engine does not start
Possible no communication with the ECU

Relevant cars at Renault error code P0685

Cause of the error code

When error code P0685 is stored, pay attention to the wiring that runs from the fuse box to the engine control unit. The often runs over the transmission. This error code refers to the relay or its connection that supplies power to the engine control unit. If the wiring has been checked and appears to be good, there is a good chance that the problem is caused by a faulty ECU. This can be the Delphi DCM1.2 ECU or the Delphi DDCR ECU.

Solution for Renault error code P0685 / DF015

ACTRONICS has developed a revision solution for this Renault error code to resolve a possible internal defect in the ECU. Upon arrival, we carry out an extensive test to see whether we can reproduce the fault. We check the operation of the ECU and simulate the function of how the part would function in the car. It is therefore important to fill in as detailed a complaint description as possible when creating a revision order.

If we notice the complaint, our professionals will proceed with revision. A precise job that our specialists are trained for. We will always keep you informed of the current status during the process. We will only return the part if the part is fully functional and working, so that you are guaranteed the best quality. In addition, you always receive a 2-year warranty on the work performed.

So have the Renault 1.5dCi ECU overhauled to resolve error code P0685 and get the car back on the road cost-effectively and sustainably. We are happy to assist you with any questions!