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Complete Guide 37820-PWC-Q52 / 2243-102673 / 37820PWCQ52 / 2243102673 Honda Engine Control Unit ECU Genuine OEM Engine Computer

by Shiraz Amjad 23 Nov 2025
Complete Guide 37820-PWC-Q52 / 2243-102673 / 37820PWCQ52 / 2243102673 Honda Engine Control Unit ECU Genuine OEM Engine Computer, automan spare parts

INTRODUCTION ABOUT AUTOMAN SPARE PARTS

Welcome to WWW.AUTOMANSPAREPARTS.COM, Pakistan’s No. 1 trusted platform for Genuine OEM ECUs and Auto Computers. We stock one of the largest ranges of Engine Control Modules, ABS modules, hybrid batteries, sensors, and electronic automotive components at the cheapest rates with fast global shipping to the USA, Mexico, Middle East, UK, Europe, and worldwide.
If you're looking for a Honda ECU 37820-PWC-Q52, you are in the right place. We specialize in supplying high-quality tested imported ECUs ready for installation.

COMPLETE GUIDE TO HONDA ECU 37820-PWC-Q52 / 2243-102673

WHAT IS THE HONDA 37820-PWC-Q52 ENGINE CONTROL UNIT?

The Honda Engine Control Unit (ECU), part numbers 37820-PWC-Q52 / 2243-102673 / 37820PWCQ52 / 2243102673, is the main computer that manages your engine’s performance.
It controls ignition timing, fuel injection, idle control, air–fuel ratio, sensors, emissions, and system diagnostics. Without a properly functioning ECU, your Honda will experience severe performance issues.

KEY FEATURES OF GENUINE OEM HONDA ECU

  • Original Honda factory specification

  • Ensures accurate engine management

  • Long-lasting reliability and durability

  • Plug-and-play compatibility (depending on model)

  • Supports diagnostics and OBD functions

  • Perfect for restoring car performance

  • Safe replacement for outdated or faulty ECUs

RANKING KEYWORD PHRASES USED

  • Honda 37820-PWC-Q52 ECU

  • Genuine Honda Engine Control Unit OEM

  • Honda ECU 2243-102673 Replacement Guide

  • Honda Engine Computer 37820PWCQ52

  • Best price Honda ECU with global shipping

SYMPTOMS OF A FAULTY HONDA ECU 37820-PWC-Q52

If your ECU is failing, you may experience:

  • Engine misfire

  • Hard starting or no start

  • RPM instability

  • Rough idle

  • Check Engine light

  • Poor fuel consumption

  • Gear shifting issues (on CVT/AT models)

Replacing the ECU with a Genuine OEM unit restores factory performance.

DOES THIS HONDA ECU REQUIRE PROGRAMMING?

Yes, in most cases, the Honda 37820-PWC-Q52 ECU requires programming / reflash / immobilizer matching when installed.
Programming depends on:

  • Car model and year

  • Immobilizer system

  • Local workshop equipment

A professional technician with Honda HDS, IMMO tools, or ECU reflash equipment can program it easily.

AutoMan Spare Parts also provides guidance for installation and setup.

COMPATIBILITY TABLE

Below is the general compatibility list for Honda ECU 37820-PWC-Q52:

Part Number OEM Code Compatibility Engine Type Region
37820-PWC-Q52 2243-102673 Honda Fit / Honda Jazz 1.5L Japan / Asia
37820PWCQ52 2243102673 Honda City (selected trims) 1.5L Asia / Middle East
37820-PWC Series PWC-Q52 Honda Airwave (varies by chassis) 1.5L Japan Import Models

Note: Compatibility may vary by chassis code, year model, and wiring.

WHY BUY FROM AUTOMAN SPARE PARTS?

  • No. 1 platform in Pakistan for OEM ECUs & Auto Computers

  • Huge stock availability

  • Cheapest global prices

  • 100% Genuine and Tested ECUs

  • Worldwide express delivery

  • Dedicated customer support

  • Specialized in Japanese, Korean, American & European auto electronics

HOW TO INSTALL / REPLACE THE HONDA ECU

  1. Disconnect battery

  2. Remove old ECU

  3. Install new ECU

  4. Perform immobilizer programming or key relearn

  5. Test engine start

  6. Clear diagnostic codes

  7. Perform road test

FREQUENTLY ASKED QUESTIONS (FAQ)

Q1: Does the Honda 37820-PWC-Q52 need programming?

Yes, an immobilizer/key matching setup is usually required.

Q2: Is this ECU genuine OEM?

Yes, AutoMan Spare Parts supplies only tested Genuine OEM ECUs.

Q3: Do you ship worldwide?

Yes, we ship to USA, Mexico, UK, Europe, UAE, Saudi Arabia, Africa, and all countries.

Q4: Can I return the ECU if it doesn’t match?

Yes, as long as it is unused and in original condition.

Q5: How do I verify compatibility?

Share your original ECU number or vehicle chassis number, and we will confirm it.

TLDR

The Honda ECU 37820-PWC-Q52 / 2243-102673 is a Genuine OEM Engine Control Unit used in Honda Fit, Jazz, City, and some Japanese models. It ensures optimal engine performance and usually requires programming during installation. AutoMan Spare Parts offers the best global prices, huge inventory, and fast international shipping.

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