P1670 is set when ‘IQA input error’ or ‘saving error’ occurs in EEP ROM where IQA data is saved. This code is due to ECM internal error.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
Internal monitoring | 1. Poor connection 2. Faulty ECM/PCM | |
Enable Conditions |
•
IG "ON" | ||
Threshold Value |
•
ISG type recognition error | ||
Fail Safe | Fuel Cut |
•
NO | |
EGR Off |
•
NO | ||
Fuel Limit |
•
NO | ||
Check Lamp |
•
YES | ||
