Audio / Visual / Telematics

Telematics Transceiver Malfunction (B15A8)

~1min read
DESCRIPTION

This DTC is stored when an error in EEPROM or PLL IC is detected during the DCM (Telematics Transceiver) self-check. The EEPROM (Electrically Erasable Programmable Read-Only Memory) stores the various data to operate Safety Connect. The PLL IC (Phase-Locked Loop Integrated Circuit) oscillates the telephone radio frequency.

DTC Code

DTC Detection Condition

Trouble Area

B15A8

An error in EEPROM or PLL IC is detected.

DCM (Telematics Transceiver)

CAUTION / NOTICE / HINT

NOTICE:

Regardless of whether DTC B15A8 has been output as a present or history DTC, the DCM (Telematics Transceiver) should be replaced.

PROCEDURE
  1. PERFORM DCM (TELEMATICS TRANSCEIVER)

(a) Replace the DCM (Telematics Transceiver) (See page ).


NOTICE:

  • The ignition switch must be off.
  • Do not replace the DCM (Telematics Transceiver) with one from another vehicle.

NEXT

PERFORM DCM ACTIVATION

Test yourself

A quick Toyota 4Runner quiz: every answer comes with an explanation and a link to the manual page.