Toyota CH-R Service Manual: Telematics Transceiver Malfunction (B15A8)
DESCRIPTION
This DTC is set when an error in the EEPROM or PLL IC is detected on the DCM (Telematics Transceiver) self-check. The EEPROM (Electrically Erasable Programmable Read-Only Memory) stores the various data to operate the safety connect system. The PLL IC (Phase-Locked Loop Integrated Circuit) oscillates telephone radio frequency.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
B15A8 |
Telematics Transceiver Malfunction |
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. |
REPLACE DCM (TELEMATICS TRANSCEIVER) |
(a) Replace the DCM (Telematics Transceiver).
Click here
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NOTICE:
- The ignition switch must be off.
- Do not swap the DCM (Telematics Transceiver) with one from another vehicle.
| NEXT | .gif) |
PERFORM DCM ACTIVATION |
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Safety Connect System
DTC No.
Detection Item
Link
B1536
Short in Telephone SUB Antenna Circuit
...
Short in Telephone Antenna Circuit (B1573,B15CB)
DESCRIPTION
These DTCs are stored when the DCM (Telematics Transceiver) detects an open or
a short in the telephone and GPS antenna assembly (for Roof Side) circuit. The DCM
(Telematics Transceiv ...
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Toyota CH-R Service Manual > Airbag System: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the airbag system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
...
Toyota CH-R Service Manual > Navigation System: Precaution
PRECAUTION
PRECAUTION FOR NAVIGATION SYSTEM
NOTICE:
When replacing the radio and display receiver assembly or navigation
ECU, always replace it with a new one. If a radio and display receiver assembly
or navigation ECU which was installed to another vehicle is used, the following ...
Toyota C-HR (AX20) 2023-2026 Owner's Manual
Toyota CH-R Owners Manual
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Toyota CH-R Service Manual
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