B1809 Buick Blackhawk OBD Code

OBD/2 B1809 error code description and symptoms.

HO2S Sensor Circuit Malfunction (HO2S-11) During testing the HO2S Heaters are checked for opens/shorts and excessive current draw.
The test fails when current draw exceeds a calibrated limit and/or an open or short is detected. Short to VPWR in harness or HO2S. Water in harness connector. Open VPWR circuit. Open GND circuit. Low battery voltage. Corrosion or poor mating terminals and wiring Damaged HO2S heater. Damaged PCM.

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code B1809, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code B1809 on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.

B1809 Buick Blackhawk Error Code Repair Process :

For b1809 lamp tail output circuit short to ground check engine light is perhaps the most troubling of lights because it could mean so many different things, from you didn't screw the gas cap on tightly enough to look out for pistons flying through the hood and into the stratosphere. The easiest way to find out what this light is telling you is to hook your vehicle up to a scan tool. B1809 error code diagnostic tool looks a little like an oversized calculator and plugs into a communication port inside the car. After you instruct it to perform the scan, it speaks b1809 lamp tail output circuit short to ground with your car's computers to find out exactly what's prompting the light to turn on.

Difficulty Level (Soso)
Level
Repair Time (50 Min.)
Time
Cost Prediction : $ 70-120

Common Causes of Buick Blackhawk B1809 OBD2 Code

A common cause of code B1809 is the failure of B1809 Lamp Tail Output Circuit Short To Ground, but there are several other possible causes as well, such as ;
Wrench Tool B1809 is a kind of Body Trouble Code

Auto body problems aren't always easy to spot. Diagnosing auto body problems sometimes requires a little know-how. In this section you'll find articles dedicated to teaching you how to diagnose auto body problems.

B1809 code for other Buick cars

You can view according B1809 DTC for your car model. We selected several models to see obd2 solutions click and view it.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

About Us | Contact | Privacy

Copyright 2017 © All rights reserved