oxygen sensor Archives - Volvo Forum + Help for Owners

XC90 2.5T – Replacing Front O2 Sensor Step-by-Step

Need to replace your 5-cylinder XC90’s front O2 sensor? Use this nice XC90 O2 sensor DIY with clip connector info and photos. MVS Volvo Forum member joelq created this…

Post categories In Sensors, Volvo Electrical & Battery, Volvo Emissions and Fuel Economy, Volvo Exhaust, Volvo XC90

XC90 – Replacing Oxygen Sensors DIY Tutorial

Replacing heated oxygen sensors is a low-medium level DIY project you can do to save money on car repairs, and if your sensors are old, can increase your…

Post categories In Volvo Emissions and Fuel Economy, Volvo Exhaust, Volvo Parts, Accessories, & Saving Money, Volvo Repair Documentation, Volvo XC90

Volvo PO172 Explaination and Fix

You have a system too rich code lower limit. A vacuum leak will cause a(upper limit) lean condition…

Post categories In Cars 101, Diagnostics - VIDA, VADIS, DiCE, OBD, Codes, Engine, Volvo 850, Volvo C70, Volvo Repair Documentation, Volvo S70 & V70 1998-2000, Volvo XC70 & V70XC

Before O2 Replace, Check Volvo Elbows

Thanks to the anonymous denizen of bay 13, there’s a new scheduled maintenance item for our T5’s. There is a vacuum hose at the top front of the engine that sneaks under the fuel rail…