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OBD Codes

Reading the Diagnostic Trouble Codes

Reading The Diagnostic Trouble Codes

If you have noticed that the Check Engine Light on the dashboard of your car is illuminated, it probably means that your car is experiencing a problem that relates to the emission system. On vehicles that are equipped with an OBD II diagnostic system, if one or more diagnostic trouble codes are triggered, then the Check Engine Light will be turned on. This is to ensure that you can find out the problem by reading the trouble code using a …

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P2328 OBD-II Trouble Code: High Voltage Condition on Ignition Coil J Primary Control Circuit

P2328 OBD II Trouble Code High Voltage Condition On Ignition Coil J Primary Control Circuit

The Definition of Trouble Code P2328 A high voltage condition on the ignition coil J primary control circuit The power-train control module (PCM) will store the trouble code P2328 when the sensor has detected a voltage condition that is higher than normal for the ignition coil primary control circuit with a designated letter J. When this condition occurs, the malfunction indicator lamp (MIL) is also going to be illuminated. You can find the specific “J” circuit on your vehicle by …

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P0186 OBD-II Trouble Code: An Out of Range Performance for Fuel Temperature “B” Circuit

P0186 OBD II Trouble Code An Out Of Range Performance For Fuel Temperature

The Definition of Trouble Code P0186 An out-of-range performance for fuel temperature sensor “B” circuit. If you ever come across the trouble code P0186 on your vehicles, then you should know that it’s probably related to a problem with the unusual voltage signal on the fuel temperature sensor that is detected by the PCM. The voltage is supposedly to be out of the programmed performance range. The “B” in this case means the specific area of the circuit instead of …

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P0184 OBD-II Trouble Code: An Intermittent Error on the Fuel Temperature Sensor “A” Circuit

P0184 OBD II Trouble Code

The Definition of Trouble Code P0184 An intermittent error on the fuel temperature sensor “A” circuit. In general, trouble code P0148 means that there is an erratic or unstable voltage signal that is being detected by the PCM on the fuel temperature sensor along with the circuit. The signal code might also be more specific to the “A” part of the circuit, which is an area of the sensor circuitry. If you use a vehicle with the OBD-II feature equipped …

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B1943 OBD-II Code: Ground Shorted Connection with the Airbag Crash Sensor #1

B1943 OBD II Code Featured

What is the definition of code B1943? When the code B1943 appears, then that means that voltage discrepancies are detected by the vehicle’s onboard diagnostic system. This indicates that there’s a short-to-ground connection related to the airbag circuit. The vehicle diagnostic system will also register this as a trouble code. What does it mean when the code B1943 appears? The airbag systems that are equipped in your vehicle are designed by the manufacturers to have a self-diagnostic mechanism. When the …

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P0029 OBD-II Fault Code: An Out-of-Range Performance of Solenoid Circuit Bank 2 of the Exhaust Valve Components

P0029 OBD II Fault Code Featured

The Definition of Fault Code P0029 An out-of-range performance of solenoid circuit bank 2 of the exhaust valve components. What Does Fault Code P0029 Mean? The OBD-II Fault Code P0029 is a fault code that indicates that there is something wrong with the solenoid circuit of the lift mechanism on the exhaust valve lines for bank 2. Usually, this is caused by the ECM detection that this component can no longer engage and function properly. The Usual Causes for Fault …

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P0028 OBD-II Trouble Code: Out of Range Performance of Intake Valve Control Solenoid Circuit Bank 2

P0028 OBD II Trouble Code Featured

The Definition of Trouble Code P0028 Out of Range Performance Detected for the Intake Valve Control Solenoid Circuit Bank 2 If your vehicle is equipped with variable valve timing, then the component that controls the camshafts is the hydraulic actuator. The actuator is fed by the engine oil system using the control solenoids which in turn is controlled by the Powertrain Control Module (PCM). This trouble code can arise when the PCM is detecting an out-of-range movement from the Bank …

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OBD Monitor Not Ready

OBD Monitor Not Ready Featured

There may be times when you take your vehicles to do the emissions test and the vehicle is rejected due to the fact that it was “Not Ready”. If this happens at the emissions test station, then it might mean that the Onboard Diagnostic System (OBD II) is not functioning properly. The OBD might not be able to complete all the necessary self-test monitors to make sure they can check every aspect of your vehicle’s emissions control system and its …

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P0243 OBD-II Trouble Code: A Malfunction on the Turbocharger Wastegate Solenoid

P0243 OBD II Trouble Code Featured

The Definition of Code P0243 A Malfunction on the turbocharger wastegate solenoid The Meaning of Code P0243 Code P0234 will appear when the Engine Control Module is detecting an open or short circuit that occurs on the turbocharger wastegate solenoid. The Causes of Code P0243 ● An open or short circuit occurs on the turbocharger wastegate solenoid. ● The connector of the solenoid has been corroded that leads to an open circuit. ● A short circuit to ground caused by …

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P0239 OBD-II Trouble Code: A Malfunction on the Circuit of Turbocharger Boost Sensor B

P0239 OBD II Trouble Code Featured

The Definition of Code P0239 A Malfunction on the Circuit of Turbocharger Boost Sensor B The Meaning of Code P0239 P0239 is a trouble code that will be triggered when your engine control module is detecting an input malfunction in the boost pressure sensor B. This code will appear when there is a difference in the pressure reading on the ECM compared to the reading on the MAP, especially when the engine is not running. The pressure level of the …

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