Smartkey Module communicates with PCM through the serial communication line. If PCM requests authetication from Smartkey Module after IG ON, Smartkey Module check authentication with transponder then, sends this signal to PCM whether authentication is O.K or not.
This code reports the malfunction of NEC MCU inside Smartkey Module. This is the case which there is the NEC MCU communication error.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Sub-MCU Communication Check | 1. Smartkey Module |
Enable Conditions |
•
SMK IGN ON | |
Threshold Value |
•
Smartkey Module Malfunction | |
Diagnostic Time |
•
Immediately |
