DTC Logic
DTC DETECTION LOGIC CHART
| DTC |
Display contents of CONSULT-III |
DTC Detection Condition |
Possible causes |
| U1243 |
FRONT DISP CONN [U1243] |
When either one of the following items are detected:
- front display unit power supply and ground circuits are malfunctioning.
- serial communication circuits between AV control unit and front display unit are malfunctioning.
- serial communication signal between AV control unit and front display unit is malfunctioning.
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- Front display unit power supply and ground circuits.
- Serial communication circuits between AV control unit and display unit.
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