📞 516-766-2223 📧 admin@fs1inc.com 📍 Lynbrook, NY 11563
f 𝕏 in
  • Home
  • About Us
  • Control Modules ▼
    • Engine Control Modules
    • Transmission Control
    • Body Control Module
    • Air Bag Control
    • Fuel Injection Control
    • Emission Control
  • By Make ▼

      Popular Makes

      Ford Dodge Jeep Chevrolet GMC

      Luxury Brands

      BMW Mercedes-Benz Audi Lexus Cadillac

      Asian Brands

      Toyota Honda Nissan Hyundai Mazda
  • Main Store
  • Contact
Post
December 10, 2025December 10, 2025by FlagshipOneIn Auto News

P0404 Code Symptoms, Causes, Diagnosis & Repair Costs Guide Overview

EGR A control circuit range error flashes on your vehicle, risking emissions failure and power loss. Scan, test the EGR module, then repair or reprogram.

Post
December 10, 2025December 10, 2025by FlagshipOneIn Auto News

P0403 Code Symptoms, Causes, Diagnosis & Repair Guide Overview

Check engine light and rough idle on your car? An open EGR A control circuit can spike emissions and harm performance—scan, test the EGR, repair/replace.

Post
December 10, 2025December 10, 2025by FlagshipOneIn Auto News

P0402 Code Symptoms, Causes, Diagnosis & Repair Guide for Engine

Check engine light and emissions on your vehicle? P0402 means EGR A flow excessive—risking inspection failure and catalyst damage. Scan, test EGR and re...

Post
December 10, 2025December 10, 2025by FlagshipOneIn Auto News

P0401 Code Symptoms, Causes, Diagnosis & Repair Guide for Exhaust

Insufficient EGR flow (P0401) on your vehicle lowers emissions compliance and can stress the engine. Scan, test the EGR circuit, then reprogram or replace.

Post
December 10, 2025December 10, 2025by FlagshipOneIn Auto News

P0400 Code Symptoms, Causes, Diagnosis & Repair Step-by-Step Guide

Check engine light and weak power on your vehicle? P0400 means EGR A Flow fault—engine timing can suffer. Scan, test EGR circuit, then repair or replace.

Post
December 10, 2025December 10, 2025by FlagshipOneIn Auto News

P0399 Code Symptoms, Causes & Repair Guide

Intermittent cylinder‑1 pressure sensor signals in your vehicle can cause misfires and engine damage—scan P0399, test the sensor and replace if needed.

Post
December 10, 2025December 10, 2025by FlagshipOneIn Auto News

P0398 Code Symptoms, Common Causes, Diagnosis & Repair Costs

High cylinder‑1 pressure sensor reading on your vehicle triggers loss of boost control—address it now with a sensor test and possible reprogramming.

Post
December 10, 2025December 10, 2025by FlagshipOneIn Auto News

P0397 Code Symptoms, Causes, Diagnosis & Repair & Reprogramming Steps

Check-engine light and low cylinder 1 pressure reading in your vehicle signals a sensor circuit low—risking timing. Scan, test sensor, reprogram/replace.

Post
December 10, 2025December 10, 2025by FlagshipOneIn Auto News

P0396 Code Symptoms, Causes, Diagnosis & Repair Guide for Technicians

Low power or misfire on your vehicle? P0396 indicates Cylinder 1 Pressure Sensor Circuit Range/Performance – it reduces performance. Scan, test, replace.

Post
December 10, 2025December 10, 2025by FlagshipOneIn Auto News

P0395 Code Symptoms, Causes, Diagnosis & Repair and Reprogramming

Cylinder 1 pressure sensor circuit fault lights your car check engine; it can affect performance. Scan, test the sensor and repair/reprogram the module.

  • 1
  • …
  • 218
  • 219
  • 220
  • …
  • 298

Flagship One Inc.

Your trusted source for OEM engine computers, control modules, and automotive electronics.

f 𝕏 in ▶

Quick Links

  • Home
  • About Us
  • Sitemap
  • Contact
  • Main Store

Repair Manuals

  • All Manuals
  • Ford
  • Dodge
  • Jeep
  • Auto News

Contact

  • 📧 admin@fs1inc.com
  • 📞 516-766-2223
  • 📍 Lynbrook, NY 11563
  • Support Center

© 2025 Flagship One Inc. All rights reserved.