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 ...
Other materials:
Toyota CH-R Service Manual > Back Door: Components
COMPONENTS
ILLUSTRATION
*A
w/ Package Tray Trim
*B
w/ Tonneau Cover
*1
PACKAGE TRAY TRIM PANEL ASSEMBLY
*2
TONNEAU COVER ASSEMBLY
ILLUSTRATION
*1
BACK DOOR LOCK ASSEMB ...
Toyota CH-R Service Manual > Lighting System: Door Unlock Detection Switch Circuit
DESCRIPTION
The main body ECU (multiplex network body ECU) detects the condition of each
door unlock detection switch.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Before replacing the main body ECU (multiplex network body ECU), refer to Registration*1.
Click here
*1: w/ Smart ...
Toyota C-HR (AX20) 2023-2026 Owner's Manual
Toyota CH-R Owners Manual
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
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- When trouble arises
- Vehicle specifications
- For owners
Toyota CH-R Service Manual
- Introduction
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