Cadillac Brougham B278B Engine Trouble Code

Cadillac Brougham B278B if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,000 and you can't do it yourself unless you're an experienced mechanic.

Cadillac Brougham B278B Code Meaning :

When you check Cadillac Brougham car engine light came on code B278B the reason should be . However Cadillac manufacturer may have a different definition for the B278B OBD-II Diagnostic Body (B) Trouble Code. So you should chech it on our car models.

B278B OBD-II Diagnostic Body (B) Trouble Code Description

B278B engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.

Reason For B278B Code

The reason of B278B OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

B278B code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.

B278A Previous Engine Trouble Code For Cadillac Brougham

Next Engine Trouble Code For Cadillac Brougham B278C