P0630 MAZDA VIN Not Programmed or Mismatch

Possible causes
– Engine Control Module (ECM) Programming error
– Vehicle Identification Number (VIN) not programmed to ECM
– Faulty or wrong ECM
Tech description
If a new ECM is installed in a vehicle, the Vehicle Identification Number (VIN) has to be reprogrammed to the new Engine Control Module (ECM).
When is the obd code mean?
DTC P0630 is set when the Vehicle Identification Number (VIN) is not stored in the Engine Control Module (ECM) or the input VIN is not accurate.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P0630 MAZDA OBD Code Description

On some vehicle the Vehicle Identification Number (VIN) is stored in the Engine Control Module (ECM).

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