Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM100000001T5IU
Model Year Start: 2021 Model: Camry HV Prod Date Range: [10/2020 -           ]
Title: PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM: C1682; Front Camera Current Malfunction; 2021 - 2024 MY Camry HV [10/2020 -        ]

DTC

C1682

Front Camera Current Malfunction

DESCRIPTION

DTC C1682 is stored if the television camera controller judges as a result of its self check that there is a problem with the current supplied from the front television camera assembly connected to the television camera controller.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1682

Front Camera Current Malfunction

Open or short in the front television camera signal circuit

  • Harness or connector
  • Front television camera assembly
  • Television camera controller

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

  • When "!" is displayed on the radio and display receiver assembly after the cable is disconnected from the negative (-) auxiliary battery terminal, correct the steering angle neutral point.

    Click here 2021 - 2024 MY Camry HV [10/2020 -        ]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM: INITIALIZATION

  • Depending on the parts that are replaced or operations that are performed during vehicle inspection or maintenance, calibration of other systems as well as the panoramic view monitor system may be needed.

    Click here 2021 - 2024 MY Camry HV [10/2020 -        ]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM: CALIBRATION

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (TELEVISION CAMERA CONTROLLER - FRONT TELEVISION CAMERA ASSEMBLY)

(a) Disconnect the R126 television camera controller connector.

(b) Disconnect the B12 front television camera assembly connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

R126-15 (BCB+) - B12-6 (BCB+)

Always

Below 1 Ω

R126-37 (BGND) - B12-5 (BGND)

Always

Below 1 Ω

R126-15 (BCB+) or B12-6 (BCB+) - Body ground

Always

10 kΩ or higher

R126-37 (BGND) or B12-5 (BGND) - Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

2.

CHECK TELEVISION CAMERA CONTROLLER (BCB+, BGND)

(a) Remove the television camera controller with the connector still connected.

*a

Component with harness connected

(Television Camera Controller)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

R126-37 (BGND) - Body ground

Always

Below 1 Ω

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

Standard Voltage:

Tester Connection

Condition

Specified Condition

R126-15 (BCB+) - R126-37 (BGND)

Ignition switch ON

5.5 to 7.05 V

R126-15 (BCB+) - R126-37 (BGND)

Ignition switch off

Below 1 V

OK

REPLACE FRONT TELEVISION CAMERA ASSEMBLY

NG

REPLACE TELEVISION CAMERA CONTROLLER