Resources
Time & Temp Chart (SAE)
Time & Temp Chart (Metric)
About Jeff
Get Jeff’s Newsletter
Ask a Question
Smoking Meat Course
legal
products
Jeff’s Books
Thin Blue Foods
ThermoWorks (aff)
Camp Chef (aff)
Amazon (aff)

Below is a comprehensive, search-engine-optimized article tailored to the corrected intent: The Ultimate Guide to the Volvo Brick Diagnostic Port: Top-Down Diagram & Pinout (240, 740, 940) If you own a classic "brick" Volvo—the indestructible 240, 740, or 940—you have likely heard about the small, black brick-shaped diagnostic box under the hood. Officially known as the OBD-I (On-Board Diagnostics, generation one) reader, this humble unit is the key to unlocking your car’s secrets without any expensive scanner.
In the Volvo community, this is simply called "the brick." Today, we are providing a detailed of that diagnostic unit, explaining every pin, flash code, and how to use it. What is the "Volvo Brick" Diagnostic Unit? From 1988 to 1995, Volvo equipped its rear-wheel-drive "brick" models (240, 740, 760, 780, 940, and early 960) with a small diagnostic box. It is usually located on the left inner fender (driver's side) , near the strut tower. It measures roughly 2x3 inches and has a flip-up lid. volvo brick diagrar top
Whether you drive a 240 wagon, a 740 Turbo, or a 940 sedan, this top-down diagnostic diagram is your passport to keeping your Volvo brick on the road for another 300,000 miles. Keywords integrated: Volvo brick diagnostic top, Volvo 240 diagnostic port, Volvo 740 flash codes, top-down diagram OBD-I Volvo, Volvo brick pinout, LH 2.4 diagnostic socket, Volvo 940 brick diagram. What is the "Volvo Brick" Diagnostic Unit
Time & Temp Chart (SAE)
Time & Temp Chart (Metric)
About Jeff
Get Jeff’s Newsletter
Ask a Question
Smoking Meat Course
Jeff’s Books
Thin Blue Foods
ThermoWorks (aff)
Camp Chef (aff)
Amazon (aff)
© 2026 Thin Blue LLC
A printable quick reference guide to help you choose the right wood every time you cook.
Enter your email below and I’ll send you the Smoking Meat Starter Guide so you can avoid beginner mistakes and start cooking with confidence.
No spam. Just practical guidance from my backyard to yours.
A printable brisket system that shows you:
A printable pork butt timeline, tenderness guide, and cook log in one simple system.