Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Rear Door Left Speaker Cable Actuator Stuck (B1ACD71)

Toyota Corolla Cross (2022-2025) Service Manual / Audio & Visual & Telematics / Audio / Video / Audio And Visual System / Rear Door Left Speaker Cable Actuator Stuck (B1ACD71)

DESCRIPTION

This DTC is stored when the stereo component amplifier assembly detects an open in the rear speaker LH circuit by energizing the speaker line.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

Priority

B1ACD71

Rear Door Left Speaker Cable Actuator Stuck

Open in the rear speaker LH circuit is detected.

(1 trip detection logic)
  • Harness or connector
  • Stereo component amplifier assembly
  • Rear speaker assembly LH

Navigation System

A

WIRING DIAGRAM

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - REAR SPEAKER ASSEMBLY LH)

(a) Disconnect the I233 stereo component amplifier assembly connector.

(b) Disconnect the N4 rear Speaker Assembly LH connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

I233-9 (RL+) - N4-2 (+)

Always

Below 1 Ω

I233-24 (RL-) - N4-1 (-)

Always

Below 1 Ω
NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

2.

INSPECT REAR SPEAKER ASSEMBLY LH

Click here

OK

REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY

NG

REPLACE REAR SPEAKER ASSEMBLY LH

    READ NEXT:

     Sub Woofer Speaker Cable Actuator Stuck (B1ADF71)

    DESCRIPTION This DTC is stored when the stereo component amplifier assembly detects an open in the sub-woofer speaker circuit by energizing the speaker line. DTC No. Detectio

     Vehicle Speed Signal Circuit Open (B228231)

    DESCRIPTION This DTC is stored when the radio and display receiver assembly detect difference between the GNSS speed and SPD pulse. DTC No. Detection Item DTC Dete

     Rear Camera Image Signal Missing Message (C162287)

    DESCRIPTION This DTC is stored if the radio and display receiver assembly judges that the signal from the rear television camera assembly is not normal. DTC No. Detection Ite

    SEE MORE:

     How To Proceed With Troubleshooting

    CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the windshield deicer system. *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS HINT: In troubleshooting, confirm that the pr

     Front Left Speaker Cable Actuator Stuck (B1ACB71)

    DESCRIPTION This DTC is stored when the stereo component amplifier assembly detects an open in the front speaker LH circuit by energizing the speaker line. DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from

    © 2020-2025 Copyright www.tcorollacross.com PT NL