You Just Bought an XC90. Now What?
You Just Bought an XC90. Now What?This is one of the most broad Stage 0s I've seen of the XC90 model. MVS Forum user XVTer spent a good deal of time and money baselining his new 2004 XC90 T6. Really...
View ArticleDIY: 1998 V70 ECT (Engine Coolant Temp) Sensor Replacement
DIY: 1998 V70 ECT (Engine Coolant Temp) Sensor ReplacementSo, when it is cold, the ECU injects extra fuel to start the engine. The problem is, when the ECT fails, it usually fails in “HOT” position...
View Article1998 V70 AWD Front Oxygen Sensor Swap w Photos
1998 V70 AWD Front Oxygen Sensor Swap w PhotosMVS Forums contributor deepsouth shows us how a front O2 sensor swap is done on an AWD Volvo P80, including photos. This is a “from the top” DIY, meaning...
View ArticleVIDA/DiCE Purchasing
VIDA/DiCE PurchasingLongtime MVS Forums member Neil needs VIDA and DiCE guidance: I have played with Volvos for 40 years, and I am tired of taking the car to the dealer for stuff I could diagnose...
View ArticleWhat’s Up With Volvo’s Security Screws On MAF?
What’s Up With Volvo’s Security Screws On MAF?MVS Volvo Forums ninja instarx asks a great question: why the practice of securing the MAF sensor with security screws? “Bought a new MAF and what a...
View ArticleDo our cars get used to one brand of fuel?
Do our cars get used to one brand of fuel?MVS Forums Member huzzsaba: Recently on a road trip, I filled up like I usually do at Canadian tire and got decent gas mileage that I usually get which is...
View Article2001 V70XC – Brake Pedal Sensor Replacement
2001 V70XC – Brake Pedal Sensor ReplacementWhat would be the casualty of a failed brake pedal sensor? It is showing up in ECM trouble codes. It is a daily driver in rough winter. Should I replace it...
View ArticleVolvo XC90 – Anti-Skid Fix
Volvo XC90 – Anti-Skid FixMVS Volvo Forums member (now Contributor) ALF1 drops the knowhow for a fix that'll save you about $300, or much more if you're going to purchase a new yaw sensor. Folks - The...
View ArticleTroubleshoot Heat Soak ECM, BCM, CEM, & TCM
Troubleshoot Heat Soak ECM, BCM, CEM, & TCMDetailed thread from hankb on troubleshooting ECM DIM CAN bus as function of heat and humidity: This is my second post on this forum regarding the same...
View ArticleCamshaft Position Sensor Testing Procedure
Camshaft Position Sensor Testing Procedure MVS Volvo Forums member emtbjb has a 1998 V70-XC that will not start. Many times, a no-start condition is a fault with the camshaft position sensor. In fact,...
View ArticleXeMODeX is a MVS Sponsor!
XeMODeX is a MVS Sponsor! We’re proud to announce XeMODeX is partnering with this site to bring all of us information and Volvo troubleshooting solutions. XeMODeX cut its teeth developing and marketing...
View ArticleThrottle Body vs. New MAP Sensor
Throttle Body vs. New MAP Sensor This thread documents that the P0106 code is often resolved by throttle body cleaning, not MAP sensor replacement. Saves users about 250 USD. Specific to the NA 2003...
View ArticleGet the Volvo Keyless Entry Number
Get the Volvo Keyless Entry Number Hello, this holiday weekend I pulled the glove box out of the dash to get a look at the keyless remote "black" box. The only box that I saw was located on the right...
View ArticleS80 T6 2001 Volvo Service Light Reset How To
S80 T6 2001 Volvo Service Light Reset How To How to reset that annoying Service light without having to go to a dealer. Matthews Volvo Site - Volvo Advice, Forum & DIYs
View ArticleXC90 2.5T – Replacing Front O2 Sensor Step-by-Step
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...
View ArticleThe Birth, Life & Death of an XC90 T6
The Birth, Life & Death of an XC90 T6 Ok, that title was a little dramatic, but that’s the idea. MVS member XVTer bought a 2004 XC90 T6 a few years ago for his wife. In between the buying date and...
View ArticleStage 0 and So Much More… Fix List for a V70
Stage 0 and So Much More… Fix List for a V70 MVS Contributor Sledddriver goes on an multi-month blistering repair & fix odyssey, taking his 1998 V70 T5 from the edge of roadworthiness to 100%...
View ArticleBuild a Coolant Level Sensor for 2nd gen S40 & V50 Volvos
Build a Coolant Level Sensor for 2nd gen S40 & V50 Volvos Why Build a Coolant Level Sensor? MadeInJapan builds his own coolant level sensor for his S40 because this common item was not included on...
View Article2008 XC70 3.2 Fuel Pressure Specs
2008 XC70 3.2 Fuel Pressure Specs 2008 XC70 owner mrscullini is troubleshooting long cranking on his wagon. “When the engine is shut off, it pretty quickly bleeds down to 0. trying to diagnose a hard...
View ArticleHow Temperature Gauges Work – Psst: It’s Software
How Temperature Gauges Work – Psst: It’s Software Two weeks ago, MVS member mrbrian200 wrote a very interesting paragraph about how Volvos display engine temperature in a topic about a 2006 S60...
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How to Test Oxygen Sensors
MVS Forums member bluenote 27 feels like his Volvo 240 isn’t getting its maximum km per L of gas and he has a hunch that it might be related to the vehicle’s oxygen sensors. He raises many important...
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How Oxygen Sensors Work
In 1976, Bosch introduced what would eventually become one of THE most important technologies for reducing exhaust emissions:oxygen sensors. By 1996, Bosch had produced its 100,000,000th oxygen...
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Volvo Oxygen Sensor Part #
What’s that volvo oxygen sensor part number? Your volvo oxygen sensor works with your car’s computer to optimize your engine’s performance. If it is not working properly the result could include...
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How To Clean Volvo Throttle Body
Looking to learn how to clean your volvo throttle body? If you’re looking to clean your volvo throttle body, read on. On a Volvo 850, you will see a black plastic cover with a single torx screw...
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How To Fix a Volvo Stuck Horn
Make it stop! How to fix a volvo’s stuck horn. Few things can compare to having a stuck horn on your volvo. MVS forum member volvonassal knows this first hand and has taken the time to share his...
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The Final Word on Volvo Remote Programming
Look no further to find out the final word on volvo remote programming. The Volvo keyless entry remote control must be reprogrammed if its batteries go dead. You may prefer to avoid having your local...
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Coolant Temp Sensor Causes Engine Stall
Coolant temp sensor troubles. The coolant temp sensor is used to measure the temperature of the engine coolant of an internal combustion engine. The readings from this sensor are then fed back to the...
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’93-’96 850 Trouble Codes
Testing 850 trouble codes. Here is a write-up on Volvo – 850 Trouble Codes. Like on any “Mode” change with the diagnostic box under the hood, press the button two times for mode two and 4 times for...
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Dealing with Speed Sensor Connectors
Troubleshooting speed sensor connectors. The vehicle speed sensor counts the revolutions of the transmission output shaft. For a given vehicle, the Transmission Control Module considers a certain...
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Trouble Codes (DTC) Library OBD-II
Volvo OBD-II trouble code help. We in the 850 family who have 1996 and 1997 model years have it easy. Check Engine light comes on? We just plug in our code readers and a magical system called OBD-II...
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ID The Mass Air flow Sensor (photo)
What and where is the mass air flow sensor? A mass air flow sensor (MAF) is used to find out the mass flowrate of air entering a fuel-injected internal combustion engine. The air mass information is...
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Volvo Codes 455 and 543
What do these Volvo codes really mean? You do not need a special scan tool to read Volvo codes. As electronic systems were added to more Volvo models, more socket options and even more diagnostic...
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Neil Hates his 2000 V70 R. Here’s Why.
Those long time members here know I hate this car as I am now so far into it from a cost perspective I can never hope to sell it and even make back what it originally cost me without the thousands of...
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