Engine-Codes - Lexus - B1571 LEXUS

B1571 LEXUS - Manual Switch Green Indicator Malfunction

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

B1571 LEXUS Possible Causes

  • Faulty Map Light Assembly
  • Map Light Assembly harness is open or shorted
  • Map Light Assembly circuit poor electrical connection
  • Faulty Data Communication Module (DCM) (Telematics Transceiver)

How is the B1571 LEXUS code repair?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

What is the cost to diagnose the B1571 LEXUS code

Labor: 1.0

The cost to diagnose the B1571 LEXUS code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

B1571 LEXUS Meaning

This Diagnostic Trouble Code (DTC) is set when the Data Communication Module (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 call center.

More Information

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