DTC B1570: Manual (SOS) Switch Red Indicator Malfunction [08/2013 - ]: Description
WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
This DTC is stored when the DCM (Telematics Transceiver) detects an open or short in the manual (SOS) switch red indicator circuit of the manual (SOS) switch.
The manual (SOS) switch red indicator illuminates for 2 seconds and goes off when the power switch is turned on (IG). If a malfunction in the safety connect system is detected, the manual (SOS) switch red indicator will illuminate.
However, the manual (SOS) switch red indicator may not illuminate when this DTC is set.
HINT:
The manual (SOS) switch red indicator may not operate to indicate another DTC has been set, therefore voice guidance is provided.
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| B1570 | Current for manual (SOS) switch red indicator reaches malfunction criteria for 10 seconds when power switch is on (IG). |
|