Test M: DTC 1-2-4-3: Description

ABS control unit has detected one of the following conditions. An open or shorted right rear wheel speed sensor coil. An open or short in the Black wire from ABS control unit harness connector terminal No. 45 to right rear wheel speed sensor terminal No. 2. An open or short in Brown wire from ABS control unit harness connector terminal No. 27 to right rear wheel speed sensor terminal No. 1. Or ABS control unit is defective.