Lexus ES: Stereo Component Amplifier Malfunction (B15A3)
DESCRIPTION
This DTC is stored when a malfunction occurs in the stereo component amplifier assembly.
DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
B15A3 | Stereo Component Amplifier Malfunction | When any of the following conditions is met: -
Internal power supply malfunction
-
DSP error
-
EEPROM error
| Stereo component amplifier assembly |
PROCEDURE
(a) Clear the DTCs.
Body Electrical > Navigation System > Clear DTCs
(b) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble Codes
OK:
No DTCs are output.
OK | | USE SIMULATION METHOD TO CHECK |
NG | | REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY |
READ NEXT:
DESCRIPTION These DTCs are stored when a malfunction occurs in the multi-display assembly. DTC No. Detection Item DTC Detection Condition Trouble Area B15A6 Display Malfunction When a
DESCRIPTION This DTC is stored when a malfunction occurs in the navigation ECU. DTC No. Detection Item DTC Detection Condition Trouble Area B15AD Navigation Processor Malfunction When
DESCRIPTION The navigation ECU receives a vehicle speed signal from the combination meter assembly and information from the navigation antenna assembly, and then adjusts the vehicle position on the ma
SEE MORE:
DIAGNOSTIC TROUBLE CODE CHART Lighting System DTC No. Detection Item DTC Output from Link B1244 Light Sensor Circuit Main Body B124B Automatic High Beam System Main Body B124C Automatic High Beam Camera Main Body B2410 Headlight Swivel ECU LH Com
INSPECTION PROCEDURE 1. INSPECT AIR FUEL RATIO SENSOR (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 1 (HA1A) - 2 (+B) 20°C (68°F) 1.6 to 3.2 Ω 1 (HA1A) - 4 (A1A-) Always 10 k
© 2016-2025 Copyright www.lexguide.net
