This engine ECU (DCM1.2) is a very common failure for Renault vehicles fitted with the 1.5 dCi engine built between 2002 & 2015. The common symptom is complete non starting with no communications via diagnostic.
Common failure symptoms:
Steering heavy in one or both directions intermittently.
Fault code: ‘C1002 – steering column torque position’
Warranty:
Lifetime