Technical car information. HaynesPro for cars provides quick and easy access to technical data and technical specifications for cars and trucks.
Hybrid vehicles combine power electronics, mechanics, and energy management strategies. For technicians and automotive bloggers, understanding the distinct roles of MG1 and MG2, and knowing how to interpret OBD-II codes (especially the P0xxx range), is essential for both diagnostics and repair optimization. This article explains the MG1/MG2 strategy, clarifies P0xxx codes, and then walks step-by-step […]
Facing Volvo, Scania, MAN fault codes 2026 on your truck’s dashboard can be overwhelming. For technicians, knowing where to start is critical to avoid costly mistakes and downtime Have you ever faced a dashboard full of red warning lights and wondered: “Where do I even start?” For technicians working on Volvo, Scania, or MAN trucks, […]
This quarter, the HaynesPro automotive database has been expanded with the addition of 4 new brands, 15 new models, 223 new types, and over 50,000 new methods and data points. These additions provide more comprehensive information and tools for automotive professionals. +32,400 New TECH Data+18,000 New ELECTRONICS Data+3,700 New SMART Procedures The up-to-date HaynesPro automotive […]
First of all, when a Case IH Magnum HCU fault code appears, it signals a problem in the rear lift system controlled by the Hitch Control Unit (HCU). Indeed, this system is essential for precise lifting and safe operation. On models with Tier 4 Final / Stage IV engines and Full Powershift transmissions, the HCU […]
In modern agriculture, Case IH diagnostic software is essential for farmers to quickly identify and repair issues in tractors, combines, and sprayers, turning these machines into mobile technology hubs. Fortunately, today’s farmers have access to advanced electronic diagnostic solutions like Jaltest, which allow fast and effective troubleshooting — without always relying on the dealership. Let’s […]
In a workshop, engine cooling system issues are among the most frequent and costly failures when not detected in time. Overheating can lead to a blown head gasket, a damaged water pump, or even complete engine failure. For professionals, saving time on diagnosis and ensuring reliable repairs is essential. That’s where HaynesPro, the automotive technical […]
Suzuki DF250 fault code 34 is one of the most common causes of power loss and limp mode on Suzuki outboard engines.When a Suzuki DF250 suddenly loses power, enters safe mode, or triggers a warning light, many technicians immediately suspect a faulty boost pressure sensor. However, in nearly 70% of workshop cases, the sensor itself […]
What if a simple fault code could end up costing you thousands of euros?The P170B code—often overlooked on DAF trucks—can hide far more than just a minor electronic glitch. This fault, linked to the automated transmission management system, may be a warning sign of a major failure if not addressed promptly. So, what does this […]
Modern direct injection (GDI) and turbo petrol engines require precise control of the air/fuel ratio (AFR). To achieve this, manufacturers use wideband (UEGO) lambda sensors, which allow much finer regulation than a conventional narrowband lambda sensor. A faulty wideband sensor can cause: Thanks to HaynesPro, technicians have access to manufacturer data, normal value ranges, and […]
Tired of moving your construction equipment just for a check-up? With on-site diagnostics Jaltest OHW, you can read ECU fault codes, perform compression tests, or run regenerations directly on-site. This makes your daily work faster, safer, and more efficient. In this article, we’ll explain how this online tool can transform the daily work of off-highway […]
