Nissan Altima P0442 Engine Code: Causes + How to Fix

One of the most common issues that happens with the Nissan Altima is the P0442 trouble code. This code appears when connecting the vehicle to an OBDII scanner and pertains to the emissions system.  While it’s unlikely to cause a breakdown, it can be bothersome and may result in a failed emissions test for your … Read more

Nissan Altima P0441: Meaning, Causes, How to Fix

P0441 is one of the more common OBD II codes that can occur in the Nissan Altima.  It is frequently caused by a loose or bad gas cap, cracked or disconnected EVAP system hoses, vacuum leaks, or a bad purge valve. Always start by taking a look at the gas cap. P0441 is related to … Read more

Nissan Altima P0455: Meaning, Causes, + How to Fix

P0455 in the Nissan Altima is a trouble code that indicates your truck has a LARGE evaporative emissions leak. With this code, you shouldn’t notice any symptoms besides perhaps a noticeable fuel smell. P0455 usually is not an immediate threat to the driveability of your Altima. But, whenever the check engine light is on, it’s … Read more

Nissan Altima P0430 Code: Causes + How to Fix

This page is meant to help you troubleshoot the Nissan Altima P0430 trouble code. It covers the P0430 code’s meaning, symptoms, causes, and possible solutions. P0430 is an emissions-related trouble code and is virtually never a breakdown risk. P0430 is usually caused by a catalytic converter issue or a bad O2 sensor. Table of Contents … Read more

Nissan Altima P0122: TPS “A” Circuit Low Input

P0122 is a common trouble code with the Nissan Altima. It’s an OBDII code that references issues with the Throttle Position Sensor (TPS). It is relatively serious problem since it can leave your vehicle stranded or severely limited.     OBDII code P0122 is a serious problem that requires serious attention. Diagnosing it can be … Read more

Nissan Altima P0301: Cylinder 1 – Misfire (Causes + How to Fix)

P0301 is a fairly common trouble code with the Nissan Altima. It’s an OBD2 code and indicates that your car’s first cylinder is misfiring. P0301 is certainly a cause for concern and should be considered a threat to the drivability of your Altima.  Fixing P0301 should be considered a high priority. Unlike a lot of … Read more

Nissan Altima P0420: Meaning, Causes, + How to Fix

This page is meant to help you troubleshoot the Nissan Altima P0420 trouble code. It covers the P0420 code’s meaning, symptoms, causes, and possible solutions. P0420 is the most common OBDII code and is virtually never a breakdown risk. A failing oxygen sensor or bad catalytic converter are the most common causes of P0420. Table … Read more

Nissan Altima P0341: CPS – Range/Performance

P0341 is a somewhat common OBDII diagnostic code in the Nissan Altima. It means that there is a Range/Performance problem. In layman terms this means that there is a problem with the signal coming from the Camshaft Position Sensor (CPS).   OBDII P0341 means that there is a problem with the Camshaft Position Sensor (CPS) … Read more