EEC PWR Fuse (PCM Memory Power)

- If the EEC PWR fuse circuit has an open or short, Diagnostic Trouble Code No. P0603, P1605 is output.
- It the circuit is open, the PCM memory function will not operate and Diagnostic Trouble Codes for intermittent malfunctions will not be indicated. Also,the learning control will be canceled. If the circuit is shorted, the EEC PWR fuse (30A) will burn out.