Code classification
What this reference means
The control module recorded a condition matching SCP (J1850) Invalid or Missing Data for Electric Defrost. This identifies the monitored condition, not a guaranteed failed part. Software version, operating conditions and related codes must be considered together.
Workshop diagnostic sequence
- 01
Preserve freeze-frame data, occurrence status and every related code before clearing the fault.
- 02
Verify battery voltage, module power supplies, grounds, fuses and communication quality.
- 03
Inspect the relevant harness, connector pins and terminals for corrosion, tension, heat or fluid ingress.
- 04
After repair, clear the code only when appropriate, repeat the enabling conditions and confirm it does not return.
Compliance
Safety and emissions-related faults must never be hidden on a road vehicle. Diagnose and repair the root cause. Required OBD and emissions systems must remain operational where the applicable law requires them.