B1434 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1434 – Wiper Hi/Low Speed Relay Coil Circuit Failure

 

B1434 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1434 Possible Causes

 

Faulty Wiper Hi/Low Speed Relay Coil,Wiper Hi/Low Speed Relay Coil harness is open or shorted,Wiper Hi/Low Speed Relay Coil circuit poor electrical connection,Faulty Body Control Module (BCM)

 

B1434 Description

 

The Body Control Module (BCM) monitors the Wiper Hi/Low Speed Relay Coil. The BCM sets the OBDII code when the Wiper Hi/Low Speed Relay Coil is not to factory specifications.