B1A0B Code: Meaning, Causes, and Symptoms | OBD2 Codes
B1A0B – Remote Keyless Entry Fob 4 Performance
B1A0B Possible Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
B1A0B Possible Causes
Excessive press from Keyless Entry Fob (RKE) transmitter when is out of range,Faulty Keyless Entry Fob (RKE) Transmitter,Faulty Totally Integrated Power Module (TIPM)
The Totally Integrated Power Module (TIPM) monitors the Remote Keyless Entry (RKE) Fob Performance. The TIPM sets the OBDII code when scrambled messages to the Wireless Ignition Node (WIN) from the Remote Keyless Entry (RKE) transmitter is detected.