Security Indicator Light: 16, DTC: U0100-87/P1260-00: Communication Error With Pcm (No Response Or Data Mis-Match) [Start Stop Unit]: Notes

SECURITY INDICATOR LIGHT: 16, DTC: U0100:87/P1260:00 (START STOP UNIT) DETECTION CONDITION AND POSSIBLE CAUSE

Description	Communication error with PCM (no response or data mis-match)
Detection condition	Start stop unit detects a communication error (no response or immobilizer system cancel not possible) with the PCM.
Fail-safe	Not applicable
Possible cause	The immobilizer system-related parts have not been programmed when replacing the PCM or start stop unit. Start stop unit malfunction PCM malfunction
System wiring diagram	Not applicable