There are 2 general types of engine misfiring: random misfire and a specific cylinder misfire. On the first case, it is shown by a P0300 fault code whereas the cylinder misfire is designated by a code number like P0301, P0302, P0303, P0304,etc where the last digit denotes the specific cylinder where misfiring occurred. So if […]

The feared Honda check engine light is familiar to everyone: you are driving your vehicle one day and suddenly, the “check engine light” indicator shows up in your dash. What do you do? Do you bring it to the garage right away? In essence, when the Honda check engine light is on, it definitely warns […]

Troubleshooting the check engine light for 2002 Toyota Tundra by any do it yourselfer should be easy if you use an OBD2 scanner. Just remember to specify that the scanner you have will work for this vehicle. In some generic scanner, the Toyota codes will not work because the scanner is only good for domestic […]

From 1995 onwards, the Audi car manufacturer has been using immobiliser system. This system consists of an immobiliser ECU that controls the signal for ignition key and the engine electronic control system. Since not all diagnostic trouble code reader is showing in the light and using a scan tool is the best way to […]

Air bags are called supplemental restraints because they are designed to work best in combination with safety belts to protect the occupants of a vehicle. According to the US government, starting 1998, all passenger vehicles need to have front air bags and safety belts. Also, this government regulations applies to light trucks on the […]

Trying to understand OBD2 diagnostics, the information available through OBD has varied widely since the introduction in the early 1980’s of OBD computers, which made OBD1 possible. When OBD was first applied, it would show a check engine light or CEL, if a problem were detected. The problem is, it would not show any solution […]

When your Jeep engine light comes on, it means that the engine management computer has detected a problem related to emissions or engine operation. Normally, this also means that something needs to be repaired to comply with federal emissions requirements. Using a Jeep OBD II scanner, it can easily retrieves the fault codes and its […]

The OBD2 Code readers are usually sold to automobile diy’s and non-professionals who are curious about what codes that some vehicle diagnostic systems have stored in their engine computer memories. A common obd2 ode reader that is selling for under $200 is INNOVA 1003 obd2 code reader. This code reader not only scans your fault […]

A common way in checking your vehicle’s modern abs code light is by verifying the wheel speed sensors. These wheel speed sensors are usually located at the back of the brake rotor on vehicles using 4 wheel disc brakes. In contrast, other cars or trucks with rear-drum applications, the wheel speed sensors are anchored in […]

As soon as there is a failure or a downgrading of the engine performance, obd2 code reader triggers an engine light flashing in your dash which indicates a fault code. Even unrelated circuits such as transmission system, abs or even the evaporative system could be triggered also. This is especially true if the above system […]