How do you temporarily override a 5 mph derate on a Volvo?
Some Volvos will allow you to temporarily override the derate if you unplug the speed sensor on the transmission. This sensor is either located at the tail shaft of the transmission or if it’s an I-Shift on the right side of the rear transmission.
What is the SCR system on a Volvo truck?
Selective Catalytic Reduction (SCR) is an advanced active emissions control technology system that injects a liquid-reductant agent through a special catalyst into the exhaust stream of a diesel engine. The reductant source is usually automotive-grade urea, otherwise known as Diesel Exhaust Fluid (DEF).
How do I fix poor quality?
A new DEF filter, EGR tune-up, and a fresh set of NOx sensors can go a long way. It can eliminate the potential of skewed sensor readings or poor EGR performance, and it can assure you that you’ll have the correct information feeding the computer for future diagnosis if the problem continues.
What is temporary lockout Volvo truck?
Temporary lockout prevents performing a regeneration when a regeneration is not needed. Permanent lockout prevents performing a regeneration when a condition exists that requires vehicle service. Take the vehicle to a Volvo Truck dealer.
Is there a problem with my Volvo D13?
Morning all, i have a truck 2015 volvo d13 giving me problem on the cluster instrument message “SCR System fault veh speed limited 5mph “ i connected ptt there no fault code loged, same with jpro, i wonder if any one seen something like this? And if any1 know how to reset this gosh instrument code?
What’s the problem with Volvo’s 5 mph derate?
Same story here – truck in the 5 mph derate, no active or inactive faults, truck was at 3 or 4 different Volvo dealers- nobody can figure out the problem. We replaced ECM at our shop and it got out from that ghost code, but 2k miles later it came back. Tow to the Volvo dealer in Dallas, TX and same story- no codes, no ideas what to fix.
How to test SCR derate in Volvo VN?
Try to go to TEST–> INLET AND EXHAUST —>AFTERTREATMENT SELECTIVE CAT…and pick option C exit Inducement. It may show you the reason or you could reset it and run regen to trigger the codes again
What is the ACM on a Volvo D13?
ACM – Aftertreatment Control Module – This module controls the operation of the emission system. The ACM and Engine Control Module (ECM) are in direct communication to make sure the system is operational. This also regulates your DPF system and all the sensors associated with that system.