DESCRIPTION
DTC C1682 is stored if the parking assist ECU 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 parking assist ECU.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| C1682 | Front Camera Current Malfunction | Open or short in the front television camera signal circuit |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
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PROCEDURE
| 1. | CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - FRONT TELEVISION CAMERA ASSEMBLY) |
(a) Disconnect the J158 parking assist ECU connector.
(b) Disconnect the p1 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 |
|---|---|---|
| J158-15 (BCB+) - p1-6 (BCB+) | Always | Below 1 Ω |
| J158-37 (BGND) - p1-5 (BGND) | Always | Below 1 Ω |
| J158-15 (BCB+) or p1-6 (BCB+) - Body ground | Always | 10 kΩ or higher |
| J158-37 (BGND) or p1-5 (BGND) - Body ground | Always | 10 kΩ or higher |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
| 2. | CHECK PARKING ASSIST ECU (BCB+, BGND) |
| (a) Connect the J158 parking assist ECU connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| J158-37 (BGND) - Body ground | Always | Below 1 Ω |
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
| Tester Connection | Switch Condition | Specified Condition |
|---|---|---|
| J158-15 (BCB+) - J158-37 (BGND) | Engine switch on (IG) | 5.5 to 7.05 V |
| OK | | REPLACE FRONT TELEVISION CAMERA ASSEMBLY |
| NG | | REPLACE PARKING ASSIST ECU |
Front Camera Feedback Malfunction (C1681)
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