P1615

DTC P1615 Communication Error from Distance Control ECU to ECM

DESCRIPTION

DTC Detection Condition:

The cruise control ECU (distance control ECU) and ECM transmit the data for vehicle general control and diagnosis function along the communication line.

The cruise control ECU (distance control ECU) determines the distance, relative speed, and target deceleration speed based on the signal from the laser radar sensor, and transmits a control demand signal to the ABS & traction actuator assembly (skid control ECU).

Wiring Diagram:

Step 1:

Step 2:

INSPECTION PROCEDURE