DTC B109E-87: Remote Keyless Entry missing message [07/2015 - ]: Contents

DTC No.	Detection Item	DTC Detection Condition	Warning Indicate	Memory	Fail-safe Operation	Note
B109E87	Remote Keyless Entry missing message	Communication error with engine stop and start ECU	Not applicable	DTC Stored	Not applicable	Drive cycle: Not applicable Self test type: CMDTC self test, ODDTC self test

Description	Communication error with engine stop and start ECU
Detection Condition	Main body ECU detects a communication error with the engine stop and start ECU for 10 times continuously with the ignition switched ON (engine off or on).
Fail-safe	Not applicable
Possible cause	Engine stop and start ECU connector or terminal malfunction Main body ECU connector or terminal malfunction Short to ground in wiring harness between engine stop and start ECU terminal D6-9 and main body ECU terminal E1-21 Open circuit in wiring harness between engine stop and start ECU terminal D6-9 and main body ECU terminal E1-21 Engine stop and start ECU malfunction Main body ECU malfunction