Car Service/Maintenance

Overview This article provides a detailed guide to intercooler pressure drop testing, explaining how measuring the loss of air pressure through an intercooler can identify hidden performance issues, improve engine efficiency, and potentially unlock 10-30 horsepower. The author shares specific testing procedures, benchmarks for interpreting results (excellent:

Overview This article provides a detailed guide for diagnosing and repairing turbocharger wastegate actuators, covering everything from understanding their function and recognizing failure symptoms to step-by-step repair instructions and preventative maintenance tips. The guide emphasizes that with proper tools and mechanical aptitude, DIY repairs can save hundreds of dollars while restoring vehicle performance, though certain

Overview This article provides a detailed guide on properly adjusting supercharger belt tensioners, explaining how correct tension is crucial for optimal performance and longevity of forced induction systems. It covers signs of tension problems, necessary tools, step-by-step adjustment procedures for both automatic and manual tensioners, common mistakes to avoid, and maintenance best practices to ensure

Overview This article provides a detailed guide to diagnosing and fixing variable intake runner system (VIRS) problems, covering symptoms like power inconsistency and rough idling, along with DIY repair methods including carbon cleanup, vacuum line replacement, and actuator repair. It emphasizes that while many VIRS issues can be fixed at home with basic tools—potentially saving

Overview The camshaft position actuator solenoid is a small but critical engine component that controls valve timing for better performance and efficiency, with symptoms of failure including rough idle, reduced power, and check engine lights. Regular oil changes with the correct oil type are essential for preventing solenoid problems, while replacement costs range from $30-150

Overview This article provides a detailed guide on crankshaft trigger wheel alignment, explaining its critical role in engine timing, signs of misalignment, and step-by-step procedures for proper adjustment. It emphasizes that even minor misalignments can cause significant engine performance issues, while offering practical maintenance tips and troubleshooting advice for both DIY mechanics and professionals. Table

Overview This article provides detailed guidance on testing electronic ignition modules, covering basic voltage testing methods, advanced diagnostic techniques, and temperature-related testing hacks that help identify failing modules without expensive equipment. It emphasizes how proper testing can prevent unnecessary parts replacement, offering both DIY approaches and maintenance tips to extend module life and save hundreds

Overview This article explains how to test spark plug wire resistance using a multimeter to diagnose engine performance issues, with normal readings typically between 3,000-15,000 ohms per foot depending on wire type. It covers signs of failing wires (misfires, rough idling, poor fuel economy), testing techniques both with and without specialized tools, and maintenance tips

Overview This article explains how ignition coil primary resistance affects vehicle performance, offering five key tips for testing, maintaining, and replacing ignition coils to prevent engine problems. The guide emphasizes that monitoring coil resistance (typically 0.4-2.0 ohms) is essential for preventing issues like misfires, rough idling, and decreased fuel economy, with proper testing requiring a

Overview This article provides a detailed guide on distributor caps and rotors, explaining their function, how to inspect them, signs of failure, and maintenance best practices. Regular inspection of these critical ignition components can prevent breakdowns, with recommendations to check them every oil change and replace every 50,000 miles regardless of condition. Table of Contents