Toyota 4Runner: Telematics Transceiver Malfunction (B15A8)
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
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).
NOTICE:
- The ignition switch must be off.
- Do not replace the DCM (Telematics Transceiver) with one from another vehicle.
| NEXT | .gif) |
PERFORM DCM ACTIVATION |
Manual Button Malfunction (B15C5)
DESCRIPTION
This DTC is stored when the DCM (Telematics Transceiver) detects an open or short
circuit in the manual (SOS) switch.
DTC Code
DTC Detection Condition
...
Short in GPS Antenna (B15C0,B15C1)
DESCRIPTION
This DTC is stored when the DCM (Telematics Transceiver) detects an open or a
short in the telephone and GPS antenna circuit. The DCM (Telematics Transceiver)
receives signals at a ra ...
Other materials about Toyota 4Runner:
Receiver Error (C2176/76)
DESCRIPTION
The signals are transmitted to the tire pressure warning antenna and receiver
on the body as radio waves and then sent to the tire pressure warning ECU.
DTC Code
DTC Detection Condition
Trouble Area
...
Rear Wiper does not Operate
DESCRIPTION
The windshield wiper switch controls the rear wiper motor.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
HINT:
Since the wiper and washer system has functions that use LIN communication, first
confirm that there is no malfunction in the communica ...
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