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🚗 Drive Smarter, Not Harder — Your Car’s Brain in the Palm of Your Hand!
The ScanGauge SG2 II is an ultra-compact, 3-in-1 automotive computer that delivers real-time fuel economy data, diagnostic trouble code scanning, and up to 37 customizable digital gauges. Compatible with all 1996 and newer OBD2 vehicles, it plugs directly into your car’s diagnostic port, requiring no batteries. Designed for professionals and enthusiasts alike, it empowers you to monitor vital vehicle stats, optimize performance, and clear engine codes on the fly—making every drive smarter and more efficient.


| ASIN | B000AAMY86 |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #38,866 in Automotive ( See Top 100 in Automotive ) #172 in Automotive OBD-II Engine System Diagnostic Tools |
| Brand Name | ScanGauge |
| Customer Reviews | 4.6 4.6 out of 5 stars (2,076) |
| Global Trade Identification Number | 00788006004115 |
| Included Components | User Manual, Quick Start Guide, OBD2 Cable, Velcro |
| Item Type Name | ScanGauge |
| Item Weight | 80 Grams |
| Manufacturer | Linear Logic |
| Manufacturer Part Number | SG2 |
| Model Number | SG2 |
| Power Source | Corded Electric |
| Screen Size | 5 Inches |
| UPC | 788006004115 |
| Unit Count | 1 Count |
A**R
Fit for purpose
Awesome. Just as advertised.
B**D
Not for all cars.
It seems cool, but doesn’t work for my car.
R**R
Paid for itself in <3 months
The device itself does not make any changes to your vehicle to improve fuel mileage. What it WILL do is show you how much fuel you are using based on your current driving habits. If you are willing to make changes to the way you drive based on the feedback this device provides, you might just experience some impressive increases in fuel economy. Some vehicle models come from the factory with trip/mileage computers and for those vehicles this gauge MIGHT be redundant UNLESS you might also be interested in some of the other parameters this gauge might measure. One parameter in particular might be transmission temperature for those who tow and have automatic transmissions. Before you order, it would be a good idea to contact the Scangauge folks in Mesa, Az to see if this device will function with your model vehicle for parameters in which you are interested. I run this device on 2 different vehicles: 1) 1999 F250 Superduty with the 7.3l Powerstroke and 2) a 2004 Subaru Forester 2.5x with a 5sp manual transmission. To switch vehicles, engine displacement, size of the fuel tank and type of fuel have to be changed. Easy enough. The unit can give you bit of a headache setting it up, but after you've done it a few times, it really is a piece of cake. The tougher part can be setting up the XGauge, which allows you to program the device to read certain parameters that your OBDII computer might be monitoring. It is important to note that not all vehicles will have sensors installed that will provide the data to the Scanguage. Also, the commands provided just might not work on all vehicles. However, there should be few problems measuring parameters associated with fuel economy. Most of our driving could be considered a rural 35 mile commute to town. The Subaru gets that duty. Prior to using the Scangauge, we were getting a solid 27-28 mpg on our Subaru. We were really kind of pleased with that. After hooking the SG up and inputting some necessary information for our engine size, etc., it pretty much sustained what we already knew by calculating fuel consumption the old-fashioned way. But then we started using the feedback from the Scangauge to adjust how much throttle we were applying under certain conditions. This is where it gets good. The feedback is instantaneous, so you don't have to wait til the next fillup to see how well you did. I had always believed that better fuel mileage could be obtained by shifting to a lower gear and not using as much throttle to go up a hill. The Scanguage showed me that was not always true and that it was sometimes best to stay in the taller gear as long as you don't lug the engine. I also decided that if there was no traffic bearing down on me, I would take A LOT longer to accelerate to reach highway speeds. The same went for slowing down. With no traffic behind me, I could take A LOT longer to DECELERATE making full use of engine compression to slow the vehicle down. Not only did our fuel economy improve to 31-32 mpg (14.3% better!), but I'm also still on the ORIGINAL brake pads...coming up on 135,000 miles! I've done a LOT of driving in my time, much of it on the autobahns of Germany for 10 years and I know brakes. I still have 25% of the original brake pad material available which could conceivably put me at 168,000 miles before I do my first brake job on this car! Not only are the pads not wearing, but the discs look pretty good, too! On the Powerstroke, results were even better. I was seeing an average of 13 mpg and that improved 23% to 16 mpg average for a local 12 mile round trips. On trips to the mountains I can get 18 mpg. Also, the Scangauge keeps me informed on my transmission fluid temperature when towing our 5th wheel trailer. I had also hoped that the Scangauge would provide information on torque at the torque converter (CTQ), Torque Converter Line Pressure (LPC), and Torque Converter Speed Ratio (SLP), but my truck does not have sensors for those parameters. I also learned with the gallons per hour (GPH) feature that this truck would burn .6+ GPH sitting at a stop light with the transmission in D. By shifting into N, consumption dropped to .43 GPH, a 31% savings. The display can be set to show 4 parameters at once. In summary, after you drive with this device for a while, you are likely to change the way you drive. These changes can become so well ingrained that you might find that you will maintain your fuel economy, even after you remove the device and put it in another vehicle. This device does a few other things as well, so look the literature over and remember to contact the company to see if it will work for your intended application if you intend to use for more than just monitoring fuel econmomy. The Scangauge II isn't for everybody. Folks who are not technically inclined might find it a bit laborious to set up and may not really be interested in the information it provides. Also, if you are already an experienced "hypermiler", you might have already honed your driving skills to the point where you might not see much improvement in fuel economy. You might even already own one of these! It is easy to fault this device for a somewhat laboriously techie setup, etc. But, as you use it, you begin to appreciate the thought that went into it. There is only so much you can put into a small package and still make this thing useful and fit in the cockpit of your car. But really, once it is setup, you really don't have to fool with it anymore. Changing vehicles is simple. It has already paid for itself in the first 3 months. It gets 5 stars from me.
Y**I
Ottimo!
Apparecchio ricevuto tramite posta in una decina di giorni, è stato collegato a una Toyota Prius (NHW20), nonostante l'aspetto minimale presenta molte funzioni e possibilità di personalizzazione. Presente nella scatola: Scanguage II, cavo obd, strisce adesive di velcro, manuale in inglese, guida rapida in inglese. La configurazione di base è semplice e veloce, potete trovare il manuale in italiano a questo link [...] Tra le caratteristiche più interessanti: -L’apparecchio una volta collegato alla presa obd si ACCENDE e si SPEGNE assieme all’auto, pertanto può rimanere sempre collegato SENZA il rischio di scaricare la batteria. -Possibilità di collegare più Scangauge in cascata per aumentare i parametri visualizzabili in contemporanea. -Premendo il tasto SCAN si possono leggere e cancellare eventuali codici di errore (DTC) presenti nella centralina, inserendo il codice seguito da marca e modello della vettura su internet è possibile trovare informazioni dettagliate sull’errore. -Premendo il tasto TRIP si hanno informazioni e medie in merito ai viaggi effettuati (a scelta tra attuale, nella giornata, giorni precedenti, storico) su: velocità massima raggiunta, massima temperatura motore, regime massimo raggiunto, velocità media, consumo medio, distanza percorsa, durata del viaggio, carburante consumato, relativo costo. carburante rimanente, distanza percorsa dall'ultimo rifornimento, distanza percorribile con il carburante rimanente, durata del viaggio dall'ultimo rifornimento, tempo rimanente prima della fine del carburante. -Premendo il tasto GAUGE si possono visualizzare contemporaneamente 4 parametri a scelta tra una ventina (esempio giri motore, temperatura acqua, anticipo accensione, tensione alternatore, ecc) più la possibilità di aggiungere del visualizzatori personalizzati (x-gauge). -Funzione X-Gauge; a seconda dell’auto è possibile programmare lo Scangauge per “andare a leggere” e visualizzare particolari valori presenti nella centralina come, nel caso di una auto ibrida: tensione batteria HV, corrente da e per la batteria HV, percentuale di carica SOC, ecc) -Premendo il tasto MORE si possono impostare alcune caratteristiche dello strumento, come il colore e l’intensità della retroilluminazione del display, le unità di misura, il protocollo di comunicazione, la velocità di aggiornamento, le caratteristiche del veicolo (cilindrata, alimentazione, capacità serbatoio), effettuare il reset di fabbrica.
A**E
Gutes Produkt
Habe das Teil bei Youtube im Kanal von Rene Kreher gesehen. Habe schoo so ein Teil das man per Bluetooth mit dem Smartphone verbindet. Das Teil ist für mich aber besser. Habe es fest mit Klebstreifen in der Mittelkonsole in einer Ablage eingebaut. Nachteil ist das ich jetzt die Verkleidung die über den Sicherungskasten ist nicht mehr anbringen kann, was mich aber überhaupt nicht stört. Bedienung ist relativ einfach. Man kann damit auch Fehlercodes löschen. Leider kann ich bei meinem VW Caddy den Fehlercode für Airbag nicht löschen. Das Gerät zeigt keinen Fehler an. Das andere Teil das per Smartphone angeschlossen wird zeigt aber auch keine Fehler . Es gibt wohl Fehlercodes die sich mit solchen Geräte nicht löschen lassen und man zur Werkstatt muss. Ich bin aber kein Experte auf dem Gebiet Bisher gibt es nichts negatives zu sagen, deshalb volle Punktzahl.
D**G
worth every penny.
This product has already paid for itself. I have diagnosed two problems, not serious, which puts my mind at rest, and this has made it possible to remedy them with no dealer costs involved. The engine lights are reset and this has saved at least £40. I have also helped friends with their engine light/ engine managment problems. The biggest problem, when using it on different cars is finding the OBD2 connectors, but a quick google search will generaly help find the location. I appreciate that there are apps on the market for a fraction of the cost, and these are no doubt useful for some users and will get identical results. However, anyone considering buying a smartphone app should bare a couple of points in mind. These are the reasons I opted for the ScanGauge:- I wanted the option of a hard wired Gauge. I use bluetooth hands free on my phone so did not want any conflict. The phone apps all use Bluetooth connection. Obviously this will also drain phone battery. I also use my phone on occasion as a sat nav, so there would be another conflict. One of the primary reasons for the Gauge is to help with driving economy. I usually get the best mpg out of my cars, but every little helps! So I want to be able to see at a glance exactly what I am doing at any point, and not have to worry about turning on an app every time I get in and out of the car. The next point probably relates to my phone, ( I have a Samsung Galaxy s3) If this is turned on with screen on, and on charge, it does not take long for it to start overheating. So again a good reason to use this above my phone. So, on the whole, this is a great device. The only way it could be made better is by building some sort of control into it that could allow fine tunning of the ECU, within set perameters, but that may be lost on many. It is every bit as good as expected. I would recommend anyone taking the above into consideration, to buy one of these!
C**N
Great product
This item was plugged in and worked immediately. There is plenty of support on the internet but easily fitted and programmed. The only issue I have is the Velcro back not sticking well to the spot on the dash I selected
Trustpilot
1 month ago
5 days ago