DTC B1571: Manual (SOS) Switch Green Indicator Malfunction [10/2017 - 10/2020]: Description

This DTC is stored when the DCM (Telematics Transceiver) detects an open or short in the manual (SOS) switch green indicator circuit of the manual (SOS) switch. The manual (SOS) switch green indicator illuminates after the power switch is turned on (IG).

If the safety connect system is not active, the manual (SOS) switch green indicator will turn off.

If the safety connect system is active, the manual (SOS) switch green indicator will blink while communicating with the call center.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
B1571	Manual (SOS) Switch Green Indicator Malfunction	Current for manual (SOS) switch green indicator reaches malfunction criteria for 10 seconds when power switch is on (IG).	Map light assembly Harness or connector DCM (Telematics Transceiver)