DTC 3

DTC 3 - "CODE 3. TRANSCEIVER FAILURE"

CIRCUIT DESCRIPTION
When communication between the telephone ECU (Mayday ECU) and the telephone transceiver assy is disabled, this DTC output.
(When power is not supplied to the transceiver, this DTC is also output because the communication is not possible.)

Wiring Diagram:

Step 1:

INSPECTION PROCEDURE