B1760

CIRCUIT DESCRIPTION
The radio and remote compact disc (CD) player communicate through the serial data E&C circuit.

CONDITIONS FOR RUNNING THE DTC
This test is run when the radio switches from OFF to ON.

CONDITIONS FOR SETTING THE DTC
The radio shall set a current status for this DTC when it detects a loss of E&C communications with the CD changer.

ACTION TAKEN WHEN THE DTC SETS
The radio will ignore the CD changer when this DTC is current. The CD changer will not operate.

CONDITIONS FOR CLEARING THE DTC
This DTC is cleared when the ignition cycles from the OFF to the ON position.

TEST

Steps 1-11: