{"product_id":"bonbo-compucheck-fuel-pressure-test-gauge-0-300-psi-tu-32-20-3-dial-with-6ft-hose-for-cummins-diesel-engines","title":"Bonbo Compucheck Fuel Pressure Test Gauge 0-300 PSI — TU-32-20 3½\" Dial with 6ft Hose for Cummins \u0026 Diesel Engines","description":"\u003cp\u003e\u003cstrong\u003eThe Bonbo TU-32-20 is a Compucheck-compatible fuel system pressure test gauge that reads 0–300 PSI for accurate diagnostics on Cummins and other diesel engines with Compuchek ports.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt as a ready-to-use diagnostic assembly, the TU-32-20 pairs a female Compucheck fitting with a 3½-inch, 300 PSI dial and a flexible six-foot hose to let technicians and DIY mechanics check injection pump and fuel-line pressure quickly. It’s made for under-hood access and on-vehicle testing, with a tough rubber hose and straightforward threaded fitting so you can connect directly to factory Compuchek ports without adapters.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this gauge help me find fuel system issues?\u003c\/h3\u003e\n\u003cp\u003eBy delivering a direct, mechanical pressure reading at the factory Compuchek port, this gauge shows real-time fuel pressure under different operating conditions. That helps you confirm whether the pump, regulator, injectors, or return lines are within expected ranges before replacing parts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect 0–300 PSI mechanical dial for instant readings\u003c\/li\u003e\n  \u003cli\u003eConnects to OEM Compuchek ports — no modification needed\u003c\/li\u003e\n  \u003cli\u003eSix-foot hose lets you test with the engine running and under load\u003c\/li\u003e\n  \u003cli\u003eIdentifies low pressure, pressure leaks, and regulator faults\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat engines and ports are compatible with the TU-32-20?\u003c\/h3\u003e\n\u003cp\u003eThis tool is aimed at Cummins diesel engines and any diesel system equipped with Compuchek-style test ports. If the vehicle has a standard Compuchek fitting on the fuel rail or pump, the Bonbo TU-32-20 will connect directly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for Cummins diesel models with Compuchek ports\u003c\/li\u003e\n  \u003cli\u003eWorks on other diesel engines using the same Compuchek fittings\u003c\/li\u003e\n  \u003cli\u003eFemale Compuchek fitting eliminates need for extra adapters\u003c\/li\u003e\n  \u003cli\u003eIdeal for bench testing or in-vehicle diagnostics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and accurate is the gauge assembly?\u003c\/h3\u003e\n\u003cp\u003eThe TU-32-20 uses a protected 3½\" dial rated to 300 PSI and a synthetic rubber hose finished with a red abrasion-resistant coating. The construction balances field durability with the mechanical stability needed for clear, repeatable pressure readings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3½-inch mechanical dial for visible, reliable measurements\u003c\/li\u003e\n  \u003cli\u003eSynthetic rubber hose with protective coating for wear resistance\u003c\/li\u003e\n  \u003cli\u003eThreaded\/durable Compuchek fitting to maintain leak-free connections\u003c\/li\u003e\n  \u003cli\u003eSimple mechanical gauge avoids electrical dependencies\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the box and what support is available?\u003c\/h3\u003e\n\u003cp\u003eThe kit ships complete with the hose assembly, female Compuchek fitting, and the pre-mounted 300 PSI gauge so you can begin testing immediately. Bonbo provides return and warranty options and asks customers to contact support with photos if any issues arise.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eComplete gauge assembly with hose and fitting included\u003c\/li\u003e\n  \u003cli\u003eReady to use out of the box — no extra cables or adapters\u003c\/li\u003e\n  \u003cli\u003e30-day return policy and 1-year replacement warranty available\u003c\/li\u003e\n  \u003cli\u003eCustomer support requests handled with photo documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? If you maintain Cummins-powered trucks, work in diesel repair, or are a hands-on owner troubleshooting fuel delivery problems, the Bonbo TU-32-20 is a practical, cost-effective diagnostic tool. It’s particularly useful for fleet technicians, mobile mechanics, and DIYers who want a direct, mechanical gauge to confirm fuel system pressure without relying on electrical adapters or guesswork.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this gauge on non-Cummins diesel engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, if the engine has a Compuchek-style test port the Bonbo TU-32-20 will connect and read fuel pressure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the kit include adapters or accessories?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit includes the hose, female Compuchek fitting and the 0–300 PSI gauge; no additional adapters are supplied.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Bonbo","offers":[{"title":"Default Title","offer_id":48082947735710,"sku":"B08BNKNBXD","price":60.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/bonbo-tu-32-20-front-view-gauge.jpg?v=1785820015","url":"https:\/\/northtrailauto.ca\/products\/bonbo-compucheck-fuel-pressure-test-gauge-0-300-psi-tu-32-20-3-dial-with-6ft-hose-for-cummins-diesel-engines","provider":"North Trail Auto","version":"1.0","type":"link"}