IF YOU ENCOUNTER A VEHICLE WITH DTC P0137 (CIRCUIT LOW INPUT), CHECK THE REAR HARNESS AT THE RED CIRCLED AREA IN THE FOLLOWING DIAGRAM. IF AN AFTERMARKET ALARM SYSTEM IS INSTALLED, THE REAR HARNESS MIGHT HAVE RECEIVED DAMAGE FROM ELECTRO-TAP CONNECTORS (A) OR TO THE PROTECTOR TUBE (B). THIS DAMAGE IS NOT COVERED UNDER WARRANTY.
