LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2012 >> Sienna SE >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Safety Connect System (Diagnostic Codes & Symptom Tests) >> Safety Connect System >> DTC B1571: Manual (SOS) Switch Green Indicator Malfunction >> Description

DTC B1571: Manual (SOS) Switch Green Indicator Malfunction: Description

This DTC is set 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 ignition switch is turned ON.

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. DTC Detection Condition Trouble Area
B1571 Current for manual (SOS) switch green indicator reaches malfunction criteria for 10 seconds when ignition switch is ON.
  • Roof console box assembly
  • Wire harness or connector
  • DCM (Telematics Transceiver)