P1586 is set when recognized A/T, M/T data based on ECM CUD-K terminal 81 state(grounded or opened) is not readable or writable at EEPROM. This code is due to ECM failure.
Item | Detecting Condition | Possible Cause | ||
DTC Strategy |
•
Software monitoring |
•
ECM component failure | ||
Enable Conditions |
•
IG KEY "ON" | |||
Threshold Value |
•
A/T, M/T learning error (when data writing on EEPROM inside of ECM is impossible) | |||
Diagnostic Time |
•
- | |||
Fail Safe | Fuel Cut | NO |
•
Glow Lamp blinks. | |
EGR Off | NO | |||
Fuel Limit | NO | |||
Check Lamp | NO | |||
