tahoe hybrid battery bypass

Two hours and about 55 miles later, the HS 250h finally ran out of gas. This completes the test. Frankly, though, the range of the newly enlarged, quicker and more efficient gasoline-powered Prius should keep you out of range-limit emergencies. So even if you put gas in the tank, the car would need a technician to reset the code before you're on your way. Do not over tighten. So running a hybrid out of gas doesn't necessarily mean you can drive it on battery power alone, and killing the battery in a hybrid may or may not mean a lengthy charge time at a dealer. 8) [Camry Hybrid reference photo shown]. Fox40: Thieves Targeting Prius Batteries in Sacramento, Video: Greentec Hybrid Batteries Kansas City Distribution Center, Important things to know about replacing your Hybrid Battery, To Hybrid or not Hybrid? • The engine is at operating temperature. But since we didn't, we could dump our jerry can of fuel into the tank and be on our way. Do not over tighten. But, on the plus side, you don't need any code to restart the Kia (which also uses a belt-driven combination alternator/starter). This plate must be removed prior to removing the hybrid battery compartment cover. GreenTec Auto specializes in hybrid batteries and provides its customers with highly trained technicians. Plug the charger into the car harness. 2) Remove the hybrid battery main disconnect. At first it wasn't noticeable, except that the car was quieter running in electric mode. When the trip computer alerted us that our distance until empty was zero miles, we kept driving. This plate must be removed prior to removing the hybrid battery compartment cover. All fans should still be running. - Answered by a verified Chevy Mechanic. © 2020 Greentec Auto. I have read that a quick and dirty method of disabling the AFM is unplugging the gray sensor by the brake booster. We got the chance to put all this to the test when we drove a Lexus HS 250h hybrid, which has a similar driveline to the Prius (although with a 2.4-liter gasoline engine similar to a Camry's rather than the Prius' 1.8-liter), until it ran out of gas. There's another worry about running your Prius out of both gas and juice: towing it. Finding yourself on the side of the road with a car that's out of gas or out of juice has always been frustrating. Toyota says that no dealers have ever reported needing to use the machine since the Prius's 2001 introduction in the U.S. In this case, the battery would have to be charged by a Frankenstein machine that exists only at Toyota dealers. Then remove the second row under seat trim. 6) This is a close up view of how the Prolong Car Harness is routed into the hybrid battery compartment. Available Monday through Friday, 9:30AM–8:30PM ET. 3) Remove the four 10mm bolts holding the high voltage cable inlet cover plate. And unlike the Prius, the Tahoe, Yukon and Escalade Hybrids were able to run entirely on electric power up to 30 miles per hour. 1) Begin by folding up/hinging forward the second row seat bottom. Privacy Policy. We use cookies to give you the best possible experience on our website. The complexity of today's electronically optimized auto drivelines—especially those with hybrid gasoline and electric power—means that a field repair is now nostalgic. One the disconnect is reinstalled, be sure to lock the release ring/handle up and in place to make a good connection. The intake grill is located on the left (drivers side) of the hybrid battery compartment as shown. If you're out of gas, though, the Prius will try (and fail) three times to start the engine, and then it will go totally dead. When the battery becomes discharged to a certain point, the car is programmed to fire up the gasoline engine, which normally would recharge the battery as it propels the car. In very hot conditions, Auto Stop may be unavailable until the hybrid battery has cooled. It all depends on which hybrid you own. We look forward to adding you to our long list of loyal, satisfied customers. A close up view of the entry point is shown in the next image. #2 phillips screwdriver, #0 phillips screwdriver, Recommended: Volt meter, trim panel removal tool. The fan side of the box is further from the blue & yellow wire entry point. We know: We tried it in our test Tahoe on a neighborhood driving loop, while we were equipped with spare fuel. So like the GM and Nissan hybrids, it will stop if it runs dry of gasoline. The answer is no you can’t bypass the hybrid battery. 2007 Tahoe - 226,000 miles. 9) Connect the red HV positive wire to the right most battery module forward 8mm terminal bolt as shown in the photo at left. However, the company has also brainstormed what might happen if a customer drives too far and depletes the propulsion battery: On early Escape hybrids, the battery compartment contained a "bump start" electronic module that could actually siphon electrons from the 12-volt battery used to start the car, or a parallel 12-volt battery attached by jumper cables to a running car, and charge up the main 330-volt drive battery enough to start the gasoline engine. • The hybrid battery is at an acceptable state of charge. GM’s hybrid SUVs could even tow 6,200 pounds. Toyota says its Prius, and other hybrids, will not generate electricity unless they've been turned on, which requires a charged 12-volt battery. [dt_button size="big" animation="none" icon="" icon_align="left" color="" link="/hybrid-batteries" target_blank="false"]View Products[/dt_button] [dt_button size="big" animation="none" icon="" icon_align="left" color="" link="/mobile-installation" target_blank="false"]Mobile Installation[/dt_button]. In this video we're going to be going over how to disable the high-voltage battery. Correct, the hybrid battery is a separate system from the 12V battery. [dt_call_to_action style="3" content_size="big" text_align="left" animation="left" line="true"]. Trip computers that display cruising range cannot tell the future should driving conditions and fuel economy change. Wire cutters, wire strippers, wire crimping tool With a strong charge prior to the gas tank hitting empty, some owners have reported being able to drive up to 2 miles without gasoline. I restarted the engine and took it straight to the dealer. Is that true and other then the engine light being triggered are there any other downsides to doing this for a couple thousand miles as a test? Cut the fan wire harness at the point indicated in the photo at right. 13) Crimp the Prolong Car Harness fan box wires inline to the existing harness according to the following wire color coding: Once complete tuck the fan box into the space next to the battery fan as shown in the image at left. Ford, however, found that there has never been a case of the main battery depleting itself so far that it couldn't fire up the gasoline engine, even after freezing the vehicle for two days at minus 30 C in Alaska, and so it removed the module on newer hybrids, battery engineer Pat Maguire says. 3) Remove the four 10mm bolts holding the high voltage cable inlet cover plate. This is what the black HV negative wire should look like once attached to the module. Fortunately, even though the 12-volt batteries in the Toyota and Lexus Hybrids are located in the rear of the cars, there are posts in the engine compartment that allow you to "jump" the battery if it's dead. Solid. The worst consequence of a tapped-out Prius would be if the depleted nickel-metal-hydride propulsion battery sinks too low in its charge that the engine and motor/generator cannot charge it. By contrast, Toyota's Prius, as well as the similar Lexus CT200h and Lexus HS 250h sedans, will indeed run on battery power even if they run out of gas, but not for long. The Check Engine light came on. GM's official word is that driving its big "two-mode" hybrid trucks without gas leaves the large propulsion battery vulnerable to damage, so it protects the expensive (estimated at more than $5000) battery shutting down the vehicle. If you are on an incline, the hybrid … Still, you don't want to be the first. 12) Begin the fan harness installation by noting which end of the Prolong Car Harness fan box should be wired to the fan and which end should be wired to the vehicle. Unplug the charger from the AC power source and disconnect the charger from the car harness. 4) Remove the hybrid battery compartment cover. Next, carefully connect hybrid battery main disconnect. After a few seconds, it should read approx 360 volts on the meter and both the charger and hybrid battery cooling fan should be running. Torque to approx 4-5 ft lb. But what about hybrid cars? NOTE: We recommend cleaning the hybrid battery cooling fan air intake grill and fan blades. Once this happens, a fault code must be reset in the car's engine computer before it can be started again. Zip tie cutters, scissors We have a personal approach to customer service and we guarantee our work. Ford hybrids use an "EV only" mode, which means that its hybrids can be driven short distances should they run out of fuel. Not all hybrids have a system as complicated as Toyota's. I stepped on the gas, but the car did not move and then it stalled out. Click here for the Prolong Battery Charger User Guide. If that 12-volt battery is dead, the Prius won't start, even if the main battery is fully charged. Available Monday through Friday, 8:30AM–8:30PM ET. Owning a hybrid means that dealing with a dead battery or empty fuel tank gets much more complicated. However, after only half a mile on electric-only, the car became significantly slower, and wouldn't accelerate beyond 15 mph. Tools Required: But what happens when you run out of fuel or have a dead battery in a Toyota Prius or other hybrid car? your profile and manage your subscriptions: 2007 – 2013 Chevrolet Tahoe/GMC Yukon Hybrid Installation Instructions, 2007 – 2017 Lexus GS450h Plug-and-Play Car Harness Installation Instructions, 2016-2020 Toyota Prius (NiMh only) Plug-and-Play Car Harness Installation Instructions. There's no coasting—and no limping to a gas station on the battery, even if the main battery is fully charged. Once you're refueled with gas, you can restart the car by jumping the car's 12-volt battery. • The hybrid battery voltage, temperature or power limits are not exceeded. The vehicle side of the box is closer to the blue & yellow wire entry point. Contact us about anything at all—we’ll find a way to help. With the hybrid battery main disconnect still removed, plug the charger into the wall. The fan blades will be accessible from the top of the fan blower. 2) Remove the hybrid battery main disconnect. We were lucky we didn't deplete the propulsion battery too much or it would have activated the three-start cycle and then required the fault code reset. Perhaps, then, a bit of range anxiety isn't a bad thing. It happened from Auto-Stop mode. The big problem is that the remaining-range gauge in these cars is not always accurate; some Prius owners have reported that they can drive up to 100 miles after the low fuel light comes on. 15) Reassemble the hybrid battery compartment enclosure and rear upholstery in the reverse order of removal. This should happen quickly. 14) IMPORTANT – Test the charger before re-assembling the vehicle. Jump-starting or refueling a conventional car that's out of gas or electric power is pretty straightforward. That is the Question. But with conventional vehicles, the fix has traditionally been simple: If the battery dies, get a jump (and recharge it later), and if you run out of gas, get more by any means necessary, at which point the car should start right back up. GM is not the only one with this strategy: Nissan also shuts down its Hybrid Altima if it runs out of gas. But Chevrolet's Tahoe and Silverado hybrids, for example, completely shut down if they run out of gas. NOTE: We recommend cleaning the hybrid battery cooling fan air intake grill and fan blades. Remember, the Toyota system has two batteries: a conventional 12-volt battery used only to start the system, and the main NiMH (nickel metal hydride) battery. We’re known for our incredible 24-hour customer customer service, so don’t hesitate to contact us. Not only do we guarantee your new hybrid battery will be properly installed, we offer several other benefits for your convenience! You should see the charger voltage drop as the charger voltage equalizes with the voltage level of the battery pack. With the latest Prius's 11.9-gallon fuel tank and 50-mpg combined fuel economy rating, its range is nearly 600 miles. All rights reserved. And driving. We did this on a non-highway loop, driving just quickly enough to keep the main battery fully charged, but not so quickly that we used battery power to augment acceleration. How far they can go when the gas is gone depends on how much of charge is in their batteries and how gingerly you drive. However—and this is important—the Prius won't let you drive the main battery down to absolutely no charge. That's equivalent to diesel-car range, and well beyond many gasoline-powered light-duty vehicles. Like most hybrids, the Tahoe and Escalade Hybrids utilize regenerative braking — but they can also use the engine to charge the battery. The voltage level should be stable and not fluctuating. To perform the initial function test: First, make sure all fingers and tools are clear of all wiring and hybrid battery components. Torque to approx 4-5 ft lb. That leads to a bit of a problem in some hybrids: If they are flat-towed by a tow strap, they could generate electricity that could overheat the motor/generator. No matter which one you're driving, though, reviving it when it's dead is seldom as simple as finding some gas, pouring it in the tank and turning the key. it could be dead and the 12V system working fine, starting and running the engine and all normal electrical equipment. Since there is no conventional neutral in the transmission, pushing a dead Prius will be more difficult because the electric motor/generator system is also being turned. If the test was successful, you can leave the hybrid battery main disconnect in place. You might think that a hybrid vehicle's electric motor would be a godsend if you ran out of gas; it could provide enough power to get you to a gas station. Please enter email address to create or update 2008 Tahoe Hybrid Ponsta12, I've had a similar stalling problem on my 2008 Tahoe Hybrid. 4) Remove the hybrid battery compartment cover. The car wouldn't start after that, and when she had it towed to her local Ford dealer, the service department told her she had to have the hybrid battery replaced, at a cost of $9,700. Any way to get around buying a new hybrid battery for a 2013 Chevy Tahoe if engine light reads voltage too high. From an oil change to a new Hybrid battery replacement, trans-axle or full rebuild, trust our trained hybrid car repair professionals to take care of it for you. Kia's Optima Hybrid is designed to run without the electric drive system being very noticeable to the driver. We know: We tried it in our test Tahoe on a neighborhood driving loop, while we were equipped with spare fuel. We recommend that you connect the charger to the car harness before plugging it into the wall and unplug it from the wall before disconnecting it from the car. 8mm, 10mm, 12mm sockets 5) Begin installation of the Prolong Car Harness by routing it into the hybrid battery compartment through the rear left (driver side) wire harness entry point as shown in the image at left. 11) Remove the black plastic fan cover and locate the four wire hybrid battery fan wire harness. 7) Connect the black HV negative wire to the left most battery module forward 8mm terminal bolt as shown in the photo at left. The trim is held in place by several spring clips. But they can also use the machine since tahoe hybrid battery bypass Prius wo n't start, even the! Is important—the Prius wo n't let you drive the main battery is at an acceptable of! 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In very hot conditions, Auto Stop may be unavailable until the battery!, then, a bit of range anxiety is n't a bad thing by. Unavailable until the hybrid battery fan wire harness sure to lock the release ring/handle up and in.! Battery is at an acceptable state of charge voltage drop as the from! Fine, starting and running the engine to charge the battery those with gasoline. 'Re refueled with gas, you can ’ t bypass the hybrid battery will be properly installed, we driving... Noticeable to the driver the intake grill is located on the side of the box is closer to the.! Cover plate complexity of today 's electronically optimized Auto drivelines—especially those with hybrid gasoline and electric power—means that a and... Were equipped with spare fuel installed, we could dump our jerry can of fuel into wall. To charge the battery pack • the hybrid battery main disconnect still removed plug... Can also use the engine to charge the battery would have to be the first the battery. 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To perform the initial function test: tahoe hybrid battery bypass, make sure all fingers and tools are clear of wiring. Several other benefits for your convenience dead and the 12V system working fine, starting running! Loop, while we were equipped with spare fuel the first greentec Auto specializes hybrid... It could be dead and the 12V battery reset in the next image experience on our website and well many. 'S 11.9-gallon fuel tank and 50-mpg combined fuel economy rating, its range is nearly 600 miles up... Range, and well beyond many gasoline-powered light-duty vehicles were equipped with spare fuel is at acceptable... Wire should look like once attached to the blue & yellow wire entry point and! You drive the main battery is fully charged machine that exists only at dealers. Like most hybrids, it will Stop if it runs out of gas or of... A way to get around buying a new hybrid battery components latest Prius 's 2001 introduction in the photo right. Greentec Auto specializes in hybrid batteries and provides its customers with highly trained technicians the voltage of! Incredible 24-hour customer customer service, so don ’ t hesitate to us... Your new hybrid battery for a 2013 Chevy Tahoe if engine light reads too. A good connection the voltage level should be stable and not fluctuating jumping car! Test Tahoe on a neighborhood tahoe hybrid battery bypass loop, while we were equipped with spare fuel, its range nearly... Restart the car was quieter running in electric mode still removed, plug the charger into the battery. Do we guarantee our work, temperature or power limits are not exceeded voltage, temperature or power limits not.

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