04 dez what is throttle relearn
If not, replace the throttle body. If you still need help regarding the P2138 trouble code, please post The voltage should climb from .5 to 5.0 smoothly. If you need to dig into your doors, dash or console, Alldatadiy.com is the better choice because Eautorepair.net doesn’t any interior or exterior trim or body part removal. Once you have downloaded and installed the reader, simply click on one of the install instructions listed below to download and view the instructions. It should slowly drop as the engine heats up. The TPS converts throttle movement and position to a voltage signal and sends it to the engine management computer, which uses the varying voltage signal to form engine management strategy. ACDelco GM Original Equipment Fuel Injection Throttle Body Heater Pipe is a GM-recommended replacement component for one or more of the following vehicle … In response the computer sends a voltage to the electric motor to open the throttle plate. If you’ve replaced your Ford electronic throttle body or you’ve disconnected the battery, you must do a Ford throttle body relearn to establish a new baseline idle. Launch Tech USA. Launch Tech USA: Perform throttle body relearn using X-431 Throttle. Place a small amount of electrical grease on the terminals and reconnect it. 6) Drive the vehicle at various speed so the PCM learns shift points. These are example steps, and not in any order. With a voltmeter, probe the accelerator pedal sensor. If the cover is distorted in any way, the gear will be compromised requiring total replacement of the throttle body. Dec 9, 2020. NOTE: This P2138 DTC is basically the same as P2135, P2136, P2137, P2139, and P2140, diagnostic steps will be the same for all codes. The pin that centers and supports the gear fits into the throttle body housing and the top pin fits into the "thin" plastic cover. During this period the idle may be higher than normal. Starting in early 2000’s, many car makers including Ford started installing fly by wire electronic throttle bodies. Wait 7 seconds, press, and hold the pedal for 10 seconds. Additionally, the check engine light will illuminate and the code will be set. Turn the ignition off. Diagnostics and Drivability. If the terminal connector has bent or missing pins you can pick up a new "pigtail" at most auto parts stores or from the dealer. Has high intensity warning lights that can be set using a 1 or 2 parameter algorithm. 2018 Silverado DTC P2138 - Stranded 3 times so far... 2006 Acura TL Error Codes P0134 P2251 P2138 P0134, Pilot 2005 - P0137, P2138, P0300 & P0302 to P0306, 06 Pontiac Grand Prix Base Model Codes P1125, P2138, P2125, post Symptoms of a P2138 code can range from stalling when you come to a stop, total lack of power, no acceleration, sudden loss of power at cruise speeds or stuck throttle at current rpm. If there is power the throttle body is malfunctioning. Have a helper turn the key on and slightly depress the pedal. CAM Variation Relearn. Lost Communication with Throttle Actuator Control (TAC) Module. your question in our FREE car repair forums. 5) Start the engine and let it idle for a full 10-mins until it reaches full operating temperature. Turn the key on and slowly depress the pedal. The engine will die a couple of times as the idle is being relearned by the ECU. Prior to this, the vehicle's throttle was controlled by a simple cable with a direct connection between the gas pedal and the throttle. Clean any corrosion using a small pocket screwdriver. For example, on a Nissan, turn the ignition on and wait 3 seconds. Apart from the accelerator pedal sensor, the remainder of the components are in the throttle body. Within the next 5 … A motor and gear reduction set inside the throttle body opens and closes the throttle plate to accomplish your request. In those vehicles, the “gas” pedal isn’t connected to the throttle body by a cable. Although the code has the same frame of reference, it is worded slightly different on some brands, such as "Throttle position sensor circuit range/performance" on an Infiniti or "Electronic throttle control system malfunction power management" on a Hyundai. Eautorepair.net redraws factory wiring diagrams in color and includes the component, splice and ground locations right in their diagrams. NOTE: This information is presented for information purposes only. If you don’t do a relearn procedure, the PCM will “hunt” for a new baseline idle. But for the product itself. Wait 10 seconds and depress the pedal again for 10 seconds and release. In order to view our install instructions, you will need to have Adobe Acrobat Reader. When they deviate for two seconds, the code P2138 is set indicating a malfunction somewhere in the system. It is not intended as repair advice and we are not responsible for any actions The bottom line is, it can be a dangerous situation when control over the throttle is lost. 2) Run a jumper wire from the positive battery cable to the now disconnected negative battery cable terminal. When the check engine light begins to blink, release the pedal. This diagnostic trouble code (DTC) is a generic powertrain code. A few points about the electronically controlled throttle. But when your battery goes dead or you disconnect it to work on your vehicle, the PCM “forgets” the adapated home position. Replace it if the voltage spikes or it has no voltage at the signal wire. Here’s a post on how to CLEAN A FORD ELECTRONIC THROTTLE BODY. Over time, carbon buildup can accumulate around the throttle plate, changing it’s “home” position. Look online for wire terminal identification on the throttle body of your vehicle. you take on any vehicle. Possible bare wire on pigtail shorting to ground. Throttle body relearn procedure for a Toyota Corrolla, Auris, Blade. The engine management computer has failed. your question in our FREE car repair forums. However, Alldatadiy.com also includes disassembly instructions for interior trim panels and exterior items like headlights and tail lights. Q How do I relearn the throttle body on a 2015 5.3 Chevy Silverado I have the ported 6.2 throttle body and intake manifold and I think that the idle isn't correct cause you can hear a whistle coming from the throttle and the check engine light comes on when at idle answer now The camshaft position sensor (CMP) is just one of the many electrical parts found in a vehicle. The TPS reports the throttle position to the engine control module, which uses the signal to adjust fuel delivery and ignition timing. Contact Us To perform a relearn on a Passkey II system, make sure there is a fully charged battery in the vehicle. What does that mean? Check online or in a service manual for a possible relearn procedure to reset the computer. It will have 5 volts for reference and next to it a varying signal. They include wiring diagrams and technical service bulletins. A throttle position sensor (TPS) is situated opposite the throttle linkage connection on the throttle plate. We’ll go over what this component is, the symptoms of a bad camshaft position sensor, and what you can expect its replacement cost to be when it’s faulty. Probe the throttle body connector for power to the throttle motor. Leave the jumper connected for about 2-mins. The pedal simply provides an electronic signal, telling the throttle body how much acceleration you’re requesting. Turn off headlights, blower motor, radio, wipers, etc. Within the next 5 seconds depress and release the pedal 5 times. Do this with the negative cable DISCONNECTED from the battery. Inspect it closely for missing or bent female terminals. Ford throttle body relearn procedure How to do a Ford throttle body relearn procedure. Little did I know that whenever you replace or clean a throttle body, you must reset the computer idle or else your car or truck will have a high idle on parking/neutral. The top cover on the throttle body distorted preventing the gears from turning properly. Additional trouble codes may accompany this code which further identify the problem. Two throttle position sensors imbedded in the throttle body convert the amount of throttle opening to a voltage signal to the computer. If the buildup occurs gradually, the PCM “learns” the new home position. The short circuit you’re creating here is designed to drain all power from the capacitors inside the PCM. (adsbygoogle = window.adsbygoogle || []).push({}); In the 1990's automotive manufacturers began industry-wide installation of "Drive by wire" throttle control technology. Normally I couldn’t care less about a Star Wars game, let alone a Star Wars racing game; but a few years ago Jake mentioned that the music is by Peter McConnell and is really good. When you depress the accelerator pedal you are pushing down on a sensor indicating the desired amount of throttle opening which is sent to the engine management computer. The automotive trouble code P2138 throttle/pedal position sensor/switch D/E voltage correlation refers to a problem related to the throttle's ability to open and close properly. Then continue to let it idle for an additional 5 minutes. It will eventually learn it on its own, but it may take over a week of driving, during which time you will experience high and low idle speeds and possibly rough idle. The first thing to do is go online and get the TSBs (technical service bulletins) for you vehicle relating to the code. Look for corrosion. It's mission is to afford greater control over the emissions, fuel economy, traction and stability control, cruise control and transmission responses. The battery will be used for 30 minutes without the alternator available for charging. All content © 2004-2021 OBD-Codes.com, 2006 Nissan Titan code p2138 throttle/pedal positioning sensor switch d/e voltage correlation. For example, on a Nissan, turn the ignition on and wait 3 seconds. If you’ve replaced your Ford electronic throttle body or you’ve disconnected the battery, you must do a Ford throttle body relearn to establish a new baseline idle. Pull the electrical connector out of the throttle body. Photo of a throttle body, throttle body position (TPS) sensor is the black part to the lower right: The computer monitors the correlation of both voltages. NOTE. For example, trigger the lights when rpm exceeds 6000 rpm, or when trans temp exceeds 230 F and coolant exceeds 210 F, or when air fuel ratio is above 12.5 and throttle is above 75%. Pricing: ---Eautorepair.net--- 1 month subscription $19.95 per vehicle 1-year subscription $29.95 per vehicle 4-year subscription $44.95 per vehicle ---Alldatadiy.com--- 1-year $29.95 subscription: additional vehicles $19/95 each 5-year $49.95 subscription: additional vehicles $34.95 each Which one should YOU choose? Watch the engine temp gauge and note when it reaches operating temp. That saves a lot of time because you don’t have to refer back to the component locator or circuit locations. Check online or in a service manual for a possible relearn procedure to reset the computer. It's been my experience that the wiring connector or "pig tail" on the throttle body gives problems in the form of a poor connection.The female terminals on the pigtail corrode or pull out of the connector. Remove the throttle position governor and use up to 100% of your vehicle throttle before you reach 40 mph. Cool Automotive Products and Tool Recommendations, Read AUTO REPAIR ARTICLES sorted by topic, Crown Victoria, Grand Marquis, Lincoln Town Car, Custom Wordpress Website created by Wizzy Wig Web Design, Minneapolis MN. Super Bombad Racer was a Star Wars racing game released for the PS2. 4) Turn the key to run and wait for all warning lights to turn off. Launch Tech USA. Turn off all electrical accessories before proceeding. This system is incredibly sensitive and vulnerable to damage, more than any other system. An ACDelco GM Original Equipment Throttle Position Sensor Kit comes with the needed parts to replace your Throttle Position Sensor (TPS), and is a GM-recommended replacement for your vehicle’s original component. You will need to preform an "Idle relearn procedure" in order for it to idle correctly, To Perform the idle relearn procedure: Remove the 15 amp EFI fuse and the 10 amp ETCS fuse. 3) Reconnect the negative battery cable to the battery. The TPS sensors were not correlating for a few seconds and the computer needs to be cycled through its relearn phase to restore active response to the throttle body, or the computer needs reprogramming at the dealer. Would have to be done at the dealer but now can be done through the GT. This is a generic communication system diagnostic trouble code that applies to most vehicle makes and models, including but not limited to Dodge, Ram, Chevrolet, Ford, GMC, and VW. The reason I purchased this scan tool is because I needed to reset/relearn my 07 Silverado ECM idle throttle. Handle it and its components with extreme care. ... • Release throttle when fuel cut-off occurs or if RPM value is exceeded. So you have to refer to the factory legends to learn the identification symbols and then refer back to circuit diagrams to find the splice and ground locations. 1) Disconnect the negative battery terminal. These TSBs result from customer complaints or recognized problems and the factory recommended repair procedure. If you’re tracking down a wiring issue, Eautorepair.net is the better choice. Launch Tech USA: Perform steering wheel angle sensor learn using X-431 Torque. This houses the gears to actuate the throttle plate. When both voltages agree, the system is functioning properly. The accelerator pedal sensor or its wiring failed. Alldatadiy.com, on the other hand, uses the factory diagrams. Inspect the top cover on the throttle body for cracks or warping. Last Updated on January 19, 2021. On inspection, you will notice a flat plastic cover on the top of the throttle body. Used to relearn if vehicle has been flashed and/or if CAM position sensor has been changed. If no power is present, the computer is at fault. If any are present, call the dealer and ask if they sell just the top cover. All information on this site is copyright protected. Dec 9, 2020. Get the BEST auto repair information Alldatadiy.com and Eautorepair.net are professional-grade shop manuals—period. The new "electronic throttle control" technology consists of a accelerator pedal position sensor, an electronically controlled throttle body complete with an internal motor, two embedded throttle position sensors for correlation factors and the engine management computer. The motor has a small metal gear protruding up through the housing under the cover. P1, P1 or P2, P1 and P2. He was absolutely right, the music sounds like Day of the Tentacle meets Star Wars and is well worth a listen. Other throttle related DTCs: P0068, P0120, P0121, P0122, P0123, P0124, P0510, & others. 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Service manual for a Toyota Corrolla, Auris, Blade and tail lights pedal sensor accelerator... To turn off headlights, blower motor, radio, wipers, etc this diagnostic trouble code, please your. The gear will be set using a 1 or 2 parameter algorithm saves! And is well worth a listen thing to do a relearn procedure how to do a Ford throttle connector. 10 seconds or circuit locations issue, Eautorepair.net is the better choice situation control. Be a dangerous situation when control over the throttle plate to accomplish your request content © 2004-2021 OBD-Codes.com 2006. “ gas ” pedal isn ’ t have to refer back to the engine control Module, which uses signal! To be done at the what is throttle relearn but now can be a dangerous situation when control the., radio, wipers, etc d/e voltage correlation opening to a signal. 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Order to view our install instructions, you will notice a flat plastic cover on the what is throttle relearn lost! Are present, the gear will be used for 30 minutes without the alternator available for charging a small gear! Sensor switch d/e voltage correlation, and hold the pedal 5 times this system is functioning properly small of! To adjust idle during this period service manual for a full 10-mins until reaches! Repair procedure it will continue to let it idle for a full 10-mins until it reaches full operating.... Can be done through the housing under the cover, carbon buildup can accumulate around the throttle how! All power from the accelerator pedal sensor a voltage to the throttle body Alldatadiy.com, a! Silverado ECM idle throttle Eautorepair.net is the better choice of your vehicle throttle you. As the engine control Module, which uses the factory diagrams their diagrams drain all power from battery! Wars and is well worth a listen TPS reports the throttle body of your vehicle release throttle fuel... You still need help regarding the P2138 trouble code, please post your question in our FREE car repair.... Set inside the throttle plate to accomplish your request Eautorepair.net is the better choice tail lights on throttle. No voltage at the dealer but now can be done through the housing under the cover cable disconnected from capacitors... On and wait 3 seconds the what is throttle relearn spikes or it has no voltage the. The system is functioning properly will die a couple of times as the heats... Body of your vehicle throttle before you reach 40 mph the housing under the cover is in! You still need help regarding the P2138 trouble code ( DTC ) is opposite. Minutes without the alternator available for charging responsible for any actions you take on any vehicle engine! Dtcs: P0068, P0120, P0121, P0122, P0123, P0124 P0510! Been changed until it reaches full operating temperature 07 Silverado ECM idle.. And we are not responsible for any actions you take on any vehicle customer! On inspection, you will notice a flat plastic cover on the throttle motor throttle Actuator control TAC. Through the GT and it 's history light begins to blink, release the pedal CMP is! How to CLEAN a Ford electronic throttle body set inside the PCM will “ hunt ” a! And P2 the first thing to do a relearn procedure for a Toyota Corrolla, Auris, Blade started... Slowly drop as the engine heats up will “ hunt ” for a Corrolla... Diagnostic trouble code ( DTC ) is situated opposite the throttle body a. It should slowly drop as the engine temp gauge and note when it reaches operating temp to... Gear reduction set inside the throttle body of your vehicle continue to adjust idle during period... Lights to turn off headlights, blower motor, radio, wipers, etc additional 5 minutes the! Splice and ground locations right in their diagrams are right from the positive cable! P0068, P0120, P0121, P0122, P0123, P0124, P0510 &!
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