ARW-4 Resistance At Sensor
Disconnect rear sensor(s). Set ohmmeter to 2000-ohm scale. Measure resistance between right rear sensor pins (Green and Blue wires), and between left rear sensor pins (Yellow/Green and Yellow/Blue wires). Resistance should be 800-1200 ohms. If resistance is correct, repair open in wire(s) from sensor to control unit. If resistance is not correct, replace rear wheel speed sensor(s).