Car Diagnostic

Get access to our latest news by signing up for our newsletter.

Diagnostic InsightsCar Scanner Car Doctor | Foxwell

Active Grill Shutter and Check Engine Light

An active grille shutter helps improve fuel efficiency by controlling airflow in the engine compartment. When it malfunctions, it can cause the check engine light to turn on. This guide explai...

Diagnostic InsightsHow To Reset Your Tire Pressure Light | Foxwell

How To Reset Your Tire Pressure Light(Button Location + Relearn Guide)

Resetting the tire pressure light involves locating the TPMS reset button, often found under the steering wheel or in the glove compartment, and following specific steps. If the light remains on af...

Diagnostic InsightsUsing OBD2 Live Data to Diagnose Stuck Purge Valve in EVAP System | Foxwell

Using OBD2 Live Data to Diagnose Stuck Purge Valve in EVAP System

Struggling with hard starts or rough idling? A stuck purge valve in the EVAP system may be the cause. Using an OBD2 scanner, monitor fuel trim, oxygen sensor, and vacuum readings to diagnose the is...

Diagnostic InsightsSmart Car Scanner | Foxwell

Do OBD2 Scanners Work on Toyota Hybrids? Compatibility, Limits & Best Tools

Toyota Hybrid vehicles are compatible with OBD2 scanners, but hybrid-specific scanners provide more detailed diagnostics. Learn how to use an OBD2 scanner on a hybrid, what issues it can detect, an...

Diagnostic InsightsCar Scanner Functions | Foxwell

How Do You Reset an Immobilizer?

Immobilizers prevent unauthorized vehicle starts but can sometimes malfunction. Resetting the immobilizer may resolve issues caused by a dead key fob battery, ECU glitches, or battery replacement. ...

Diagnostic InsightsDIY Methods to Test for Leaking Fuel Injector Without a Pressure Gauge | Foxwell

DIY Methods to Test for Leaking Fuel Injector Without a Pressure Gauge

Fuel injector leaks can cause rough starts, poor fuel economy, and engine misfires. Several DIY methods can help detect a leaky injector, such as visual inspections, listening for unusual sounds, a...

Diagnostic InsightsAffordable Tools and Methods for Implementing ABS Bleed Procedures | Foxwell

Affordable Tools and Methods for Implementing ABS Bleed Procedures

Air trapped in the ABS system can cause soft brakes. Affordable tools like Foxwell NT680, NT809, and NT650 Elite help activate the ABS module to bleed it properly. Manual methods like hard stops ma...

Diagnostic InsightsCar Scanner Car Doctor | Foxwell

What to Do When You Can’t Program a Car Key

Key programming can fail due to battery issues, wrong key types, or outdated software. With tools like the Foxwell NT809 OBD2 scanner, programming becomes easier, allowing you to fix the issue your...

Diagnostic InsightsHow to Reset Your BMW's Adaptive Transmission in 30 Seconds | Foxwell

How to Reset Your BMW's Adaptive Transmission in 30 Seconds

Many BMW owners claim a 30-second pedal procedure can reset transmission behavior and improve shifting. But does it really reset transmission adaptations, or just throttle response? This guide expl...

Diagnostic InsightsCar Scanner Doctor | Foxwell

Can You Drive with an EVAP Leak? Symptoms, Meaning, Risks, and Fix Cost

An EVAP leak causes fuel vapors to escape, affecting emissions and fuel efficiency. Addressing it early prevents long-term damage to key components like the catalytic converter.

Diagnostic InsightsSmart Car Scanner | Foxwell

Can a Faulty Ignition Switch Cause OBD2 Scanner Not Communicating?

A faulty ignition switch may prevent the OBD2 scanner from communicating with the ECU due to a lack of power. Common causes of communication issues include blown fuses, faulty wiring, or a weak bat...

Diagnostic InsightsBidirectional Diagnostic Car Scanner | Foxwell

What Does TP Mean on an OBD2 Scanner and How to Diagnose It?

TP on an OBD2 scanner refers to Throttle Position, a key data point that helps monitor engine performance. The throttle position sensor (TPS) sends real-time information to the ECU, affecting accel...

Diagnostic InsightsCar Scanner Enough  | Foxwell

How to Read OBD2 Live Data (Normal Readings, Abbreviations & Diagnostic Guide)

Understand how to use OBD2 live data effectively for diagnosing vehicle issues, interpreting key sensor readings like fuel trim and oxygen sensors, and using freeze frame data for more precise trou...

Diagnostic InsightsCar Scanner One Enough | Foxwell

Why Your Car Failed the Smog Check Despite a Good I/M Readiness Report

Cars can fail Smog Checks even when I/M Readiness looks good due to issues like faulty oxygen sensors, exhaust leaks, or incomplete driving cycles. Regular maintenance, proper diagnostics, and chec...

Diagnostic InsightsCar Scanner Car Doctor

What Does an N/A Code Mean in OBD2?

An N/A code in OBD2 often indicates missing or unavailable data from a sensor. It’s not always a cause for concern but may require further investigation if accompanied by performance issues.

Diagnostic InsightsCar Scanner Car Doctor | Foxwell

Can an OBD2 Scanner Reveal if the Check Engine Light Was Recently Reset?

An OBD2 scanner helps detect if the check engine light was recently reset and uncovers hidden issues by reading fault codes and checking incomplete readiness monitors. This ensures that car buyers ...

Diagnostic InsightsCar Scanner Function | Foxwell

What Are the Most Common Causes of the Check Engine Light?

A check engine light can indicate anything from a loose gas cap to a serious engine issue. Using an OBD2 scanner can help diagnose the problem quickly. While some issues can be fixed at home, other...

Diagnostic InsightsCar Scanner One Enough | Foxwell

How and Why You Should Perform a Transmission Adaptation Reset

A transmission adaptation reset clears outdated data from the transmission control module, allowing it to relearn shifting patterns for smoother performance. It improves fuel efficiency and resolve...

Diagnostic InsightsCar Scanner Functions | Foxwell

How Do I Know if My Car Is Obd2 Compliant?

About OBD2 compliance, how to verify if your car meets the standard, and the benefits of using the Foxwell NT1009 scanner, which supports a wide range of vehicles.

Diagnostic InsightsCar Scanner Car Doctor | Foxwell

Can OBD2 Scanner Reset ABS Codes?

There explains whether OBD2 scanners can reset ABS codes, highlighting the differences between ABS and generic trouble codes, and guiding users on how to use an ABS-compatible OBD2 scanner effectiv...

Diagnostic InsightsSmart Car Scanner | Foxwell

What Does "HCAT" Mean on a Car Scanner?

There explains what the Hydrocarbon Adsorber Catalyst (HCAT) is and its crucial role in reducing harmful emissions during cold starts. It also covers how to detect HCAT issues using an OBD2 scanner...

Diagnostic InsightsOBD2 Scanner Functions | Foxwell

Can we unlock car door and start the engine by communicating to OBD port?

The OBD-II port is primarily for diagnostics, but there's speculation about using it to unlock car doors and start the engine. Modern cars have robust security measures like encryptio...

Diagnostic InsightsOBD2 Scanner Functions | Foxwell

Can OBD2 Relearn My TPMS?

OBD2 can help you relearn your TPMS. Follow our simple guide to ensure accurate tire pressure monitoring.

Diagnostic InsightsCar Scanner One Enough | Foxwell

Why Won't My OBD2 Scanner Work?

Identify why your OBD2 scanner isn't working and learn quick fixes. Follow our guide to troubleshoot effectively!