C1871 HONDA – Automatic Transmission Related Malfunction

C1871 HONDA Possible Symptoms

Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)

C1871 HONDA Possible Causes

Faulty Automatic Transmission Control Module (TCM),Transmission Control Module (TCM) harness is open or shorted,Transmission Control Module (TCM) circuit poor electrical connection

C1871 HONDA Description

The Engine Control Module (ECM) monitors the Automatic Transmission. The ECM sets the OBDII code when the Automatic Transmission is not to factory specifications.