TESLA Warning

ADSP-W042

ADSP_w042_twiReadError

Also written as ADSP_W042 / ADSP W042 / ADSP_w042_twiReadError / adsp_w042_twireaderror

System
ADSP
Audio DSP
Type
Warning
Category
Network
Severity
Warning

Why does the exact Tesla alert ID matter?

Record the exact alert ID, including underscores, suffixes, and companion alerts. Tesla alerts that look similar can point to different modules, timestamps, and service procedures.

What does ADSP-W042 mean?

Tesla warning code in the Audio DSP (ADSP) module. TWI read error

Original Description

TWI read error

Affected Tesla Models

Model SModel XModel 3Model Y

What You May Notice

  • Audio DSP alert: TWI read error
  • Touchscreen may show an error for one or more apps or settings
  • Feature may restore itself after a reboot

How to Diagnose and Resolve

  1. 1 Perform a soft reboot (hold both scroll wheels for ~10 seconds)
  2. 2 Check for pending OTA software updates
  3. 3 If the issue persists, schedule a service appointment

Severity Notes

ADSP-W042 is a Warning in the Audio DSP system. Schedule service soon. Monitor your vehicle for additional warnings.

Other ADSP Codes

ADSP_w001 Tesla warning code in the Audio DSP (ADSP) module. Failed to... ADSP_w002 Tesla warning code in the Audio DSP (ADSP) module. Exception... ADSP_w003 Tesla warning code in the Audio DSP (ADSP) module. Assertion... ADSP_w004 Tesla warning code in the Audio DSP (ADSP) module. Malloc fa... ADSP_w005 Tesla warning code in the Audio DSP (ADSP) module. Stack ove... ADSP_w006 ADSP_w007 Tesla warning code in the Audio DSP (ADSP) module. ETH link ... ADSP_w008 Tesla warning code in the Audio DSP (ADSP) module. High inte...
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