Lexus ES: DCM System Internal Failure (B15A804)
Lexus ES (XZ10) Service Manual / Audio & Visual & Telematics / Cellular Communication / Safety Connect System (for Gasoline Model) / DCM System Internal Failure (B15A804)
DESCRIPTION
This DTC is stored when an internal circuit malfunction is detected by the DCM (telematics transceiver) self check.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| B15A804 | DCM System Internal Failure | DCM (telematics transceiver) internal malfunction | DCM (telematics transceiver) |
CAUTION / NOTICE / HINT
NOTICE:
- Regardless of whether DTC B15A804 has been output as a present or history DTC, the DCM (telematics transceiver) should be replaced.
-
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Safety Connect System.
Click here
.gif)
PROCEDURE
| 1. | REPLACE DCM (TELEMATICS TRANSCEIVER) |
(a) Replace the DCM (telematics transceiver) with a new one.
Click here
NOTICE:
- The engine switch must be off.
- Do not exchange the DCM (telematics transceiver) with one from another vehicle.
| NEXT | .gif) | PERFORM DCM ACTIVATION |
READ NEXT:
GNSS Antenna Circuit Short to Ground (B15C111,B15C113)
DESCRIPTION These DTCs are stored when a malfunction occurs in the telephone and GPS antenna assembly (for Roof Side) circuit. DTC No. Detection Item DTC Detection Condition Trouble Area
Airbag Signal Signal Plausibility Failure (B15C464)
DESCRIPTION If the DCM (telematics transceiver) detects an error in communication between the DCM (telematics transceiver) and the airbag ECU assembly as a result of the DCM (telematics transceiver) s
Emergency Call Switch Circuit Short to Ground (B15C511,B15C513)
DESCRIPTION If the DCM (telematics transceiver) detects an error in the communication between the DCM (telematics transceiver) and the map light sub-assembly (manual (SOS) switch) as a result of the D
SEE MORE:
Cruise Control Input Processor (P160700)
DESCRIPTION When the hybrid vehicle control ECU detects that it is not functioning normally, DTC P160700 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from P160700 Cruise Control Input Processor When the power switch is on (IG) and control
Drive Motor "A" Phase U Current Sensor Signal Bias Level Out of Range / Zero Adjustment Failure (P0BE528,...,P0BED28)
DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs indicate that the current sensor value is abnormal. The cause of this malfunction may be one of the following: Internal inverter malfunction
Current sensor malfunction
Inverter with converter assembly internal circuit malfunction
DESCRIPTION The
© 2016-2023 Copyright www.lexguide.net
