P2160 OBD II Trouble Code Vehicle Speed Sensor B Low Input

• Erratic speedometer/odometer operation
• Irregular transmission shift patterns
• Illumination of the service engine soon lamp, traction control lamp, or antilock brake lamp
• Unexpected activation/deactivation of the traction control system (if equipped)
• Other transmission and ABS codes may be stored
• The ABS system may be rendered inoperable in some cases

• Excessive metal debris buildup on speed sensor/s
• A defective wheel speed or vehicle speed sensor
• Cut or otherwise damaged wiring harnesses or connectors (especially near speed sensors)
• Damaged or worn teeth on a reluctor ring
• A faulty PCM, ABCM, or EBCM

Since the conditions which may cause a P2160 code to be stored could create drivability and ABS issues, it should be classified as severe and addressed as quickly as possible.