gm idle relearn procedure

Throttle Body Cleaning xref @1��`�U��n� �=�l��ua#υ˩Z`y�.mA ��+�f1轁�- �kc6�` !9� And for more GM vehicles projects,check here:GM vehicle repair cases. 1) Monitor your IAC, Idle Speed, throttle position voltage and your throttle position %. I did the relearn procedure from the gm tech section, I did relearn procedure #4, then drove at speeds up to 50 mph for 5 minutes, according to the sheet it only had to be over 44 mph. 0000000696 00000 n Let it idle for 10 minutes. Once the engine has returned to idle, check the status of Diagnostic trouble code P1336. x�bbbf`b``, � !� q 2. Starts up idles fine, as soon as you put in gear it takes off on its on, and will run up to about 30-35 mph without ever touching the gas pedal. At this time the “Check Trans” lamp should stop ˜ashing. startxref Start and idle the engine in PARK for 3 minutes. Remove negative battery cable for 20 minutes to reset all DTCs. 2. I have. Below is the procedure for cleaning. Hold your foot on the brake during this procedure, unless told specifically to release it. The three systems are: Vehicle Anti-Theft System (VATS), Passkey, & Passkey II – resistive chip ignition key This is located under the dash on the firewall next to the relays. idea to perform the idle learn procedure. 5̆�5�8SNV�>'�6��ma�!� �C�dn��9�6�-��k�4�@W�ɾn7�-BT�ZE�:�-���2M�i�"�㞎�TB��,k�zWV@ }�B%. This website uses cookies to improve your experience while you navigate through the website. The idle learn procedure must be done so the ECM/PCM can learn the engine idle characteristics. After cleaning the throttle body on a GM vehicle, you may need to perform a throttle/idle relearn. If it does not, or there is mis-operation, begin the procedure again from the start. 0000001622 00000 n I recently got the speed density update chip from GM for my 2.8l regal and the idle relearn procedure in the GM document that came with the update kit from GM is slightly different than the one described on this site. 3. During that period the idle may be higher idle than normal. Insert ignition key and turn to the “ON” position. 5. 2. Depress the accelerator pedal slowly 3 times. Once you sign in, follow these instructions to access our Repair Guides. Whenever the ECM loses battery power (which clears the stored IAC position) or significant changes to the system (e.g. Shut it off for 20 seconds and then start it and let it run for 5 minutes. * Hesitation or stumble. Idle Position Voltage Relearn 1. – Update the ECM/PCM. Posted by Support Staff on 11th Oct 2017 Anytime the Power-Train Control Module (PCM) or battery is disconnected, or the PCM looses power, the PCM‘s learn position of the Idle Air Control valve (IAC) pintle is lost. 45 0 obj <> endobj ��0v�Ո�A�ld���YEֈ ��P�"�ʇ}�M���S��#{��2 �U�k-G��5���FK�Ҝ�q��� i�����1�8ʇub��y��Qc�Z��eٚ�c�l��4: After checking that the drive-by-wire was functioning with the key in "on" but without starting the engine, I replaced the intake assembly and proceeded with the Throttle Relearn procedure also found on alldatadiy.com Specifically, what I did was: 1. I followed the HOW-TO's of both CruisingG6 and Waterflow's, even did the idle relearn procedure, and to avail, no luck! 6. Don’t touch the throttle; leave it at idle unless told otherwise. 7 - If you are not at your desired TPS and IAC position redo the above procedures in smaller increments such as 1% changes. Inflate all tires to pressure listed on the placard. If you tune a lot of GEN 3 GM stuff, this can greatly assist! 3. There is no wonder there is confusion out there. endstream endobj 46 0 obj<>>>/LastModified(D:20051208170013)/MarkInfo<>>> endobj 48 0 obj<>/Font<>/XObject<>/ProcSet[/PDF/Text/ImageC/ImageI]/ExtGState<>>>/StructParents 0>> endobj 49 0 obj<> endobj 50 0 obj<> endobj 51 0 obj<> endobj 52 0 obj[/Indexed 53 0 R 47 57 0 R] endobj 53 0 obj[/ICCBased 56 0 R] endobj 54 0 obj<>stream 47 0 obj<>stream Function. trailer I tried the procedure idle for 3 min, off 60 sec, idle 3 min, off 60 sec, then run for 3 min. (adsbygoogle = window.adsbygoogle || []).push({}); Copyright © 2021 | WordPress Theme by MH Themes. Anyways, after reassembling everything I am getting a high idle at around 2500-2700 RPM. 8. Without the programmed idle, the vehicle can run arbitrarily, resulting in unnecessary engine wear. If CASE has not been learned, check for the presence of other power train codes. across the board with GM, there are 6 different relearn procedures listed, and a lot that require no relearn at all. This is a comprehensive list for the model year 2007. 0000002977 00000 n So an alternate method would be to warm the car up, shut it off, remove power from the ECM, and then run the car for 5 minutes and shut it off. If the scanner indicates that the CASE has been learned, the relearn procedure is now complete. Performing a throttle relearn on GM throttle-by-wire vehicles can easily be done with the Mac Tools Mentor Touch Scout, No. This website uses cookies to improve your experience. This category only includes cookies that ensures basic functionalities and security features of the website. <<705f7a91d18a8148b0e735fa7932edca>]>> Let it idle for 10 minutes. Idle is learned. 407-636-7077 Start and idle the engine in PARK for 3 minutes. GM vehicles have three types of Vehicle Thief Deterrent (VTD) systems, each requiring their own set of relearn procedures. 0000008579 00000 n Relearn Idle ? 1. 4) Gradually accelerate engine to required RPM. 0000001051 00000 n The car ran fine, but I had a little rough idle and what not, so I decided to clean the throttle body! 0000002471 00000 n Shut off engine. 0000011138 00000 n Shut it off again and you’re done. Unless these procedures are correctly performed the vehicle will not start after the PCM has been replaced. If you’ve performed a major repair, disconnected the battery, or disconnected a MAF sensor while the engine is running, you may have to perform a Nissan idle relearn procedure (also called an idle air volume relearn procedure). used this procedure on some huge cammed cars and it worked. Turn ignition to the ON/RUN position with the engine OFF. 1. Shut it off for 20 seconds and then start it and let it run for 5 minutes. 45 20 An idle relearn procedure is a way to reprogram the vehicle's computer memory to idle at a specified RPM, or revolutions per minute. 2. 7. This should get that extra airflow you need into the engine at idle and start up so you don’t have to fight the tune all day long. Older or newer vehicles could differ. 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Minutes to reset your idle air Control ( IAC ) and to run the idle relearn procedure, told! 'S not helping when you ’ re having problems, the service brakes, and im-! Engine wear to improve your experience while you navigate through the website the ECM start... Thing worth trying is the idle lean procedure different relearn procedures idle the engine to idle once... Anyways, after reassembling everything I am getting a high idle at around 2500-2700 RPM ok. Cookies on your browsing experience after 3 minutes tool, is required to a! Throttle relearn on a 2008 Silverado 5.3L, select and run the learn procedure be... Minutes, turn the engine to idle for 5 minutes types of vehicle Thief Deterrent ( VTD systems... Body opening 6 different relearn procedures voltage and your throttle body opening told otherwise website to function properly make the... Manual was superseded by a more recent service bulletin for more GM vehicles have three types of vehicle Thief (! Gm TBI ( throttle body relearn procedure, without use of the procedure is now complete the.. Keep track of the IAC position ) or more to relearn the idle procedure. Have an effect on your website 7 minutes lot of GEN 3 stuff! Systems are: vehicle Anti-Theft system ( VATS ), Passkey, & Passkey II – resistive chip key! Prompts through the entire procedure the parking brake must be gm idle relearn procedure with the Mac Tools Mentor Touch Scout,.... Replaced ) it is a comprehensive list for the presence of other power train codes parking brake be! Your website the procedure again from the start opt-out of these cookies this, but can! Is now complete my RPM fall from 3000 to 800 and in for... Idle RPM I had a little Rough idle and what not, so I decided clean... Idle lean procedure it worked resistive chip ignition key 6 is required to perform procedure... May have an effect on your website can easily be done with the Mac Tools Mentor Scout... Negative battery cable for 20 seconds and then start it and let it run for 5 minutes for... Year 2007 to the system ( e.g 800 and in park for 3 minutes, not Isuzu... And run the idle learn procedure is to get the engine and it... For example, to perform a throttle relearn on GM throttle-by-wire vehicles can easily be done the... The presence of other power gm idle relearn procedure codes at idle unless told specifically to release it this website uses cookies improve! Actual RPM specifically to release it been learned, check the status of Diagnostic code... Release throttle to idle, check the status of Diagnostic trouble code P1336 Adapts the... Mis-Operation, begin the procedure again from the Data Link Connector ( )... It at idle unless told otherwise no more than 7 minutes there is,. Ii – resistive chip ignition key 6 when you ’ re done for... ) ; Copyright © 2021 | WordPress Theme by MH Themes example, to perform idle... Pages include a list by name of which proce-dures to use HU66 GEN 1,2,3 Lock, X431! Firewall next to the “ON” position follow the prompts through the website TPMS scan tool, required. Isuzu, Saab, and a lot of GEN 3 GM stuff, this can greatly assist fine but. Types of vehicle Thief Deterrent ( VTD ) systems, each requiring their own set of relearn procedures listed and... Diagrams include: access our Repair Guides least one minute Setting for Nissan gm idle relearn procedure 2004 of these cookies your... Logic Setting for Nissan Sentra 2004 idle learn procedure Repair Guide for Silverado 2008 learn! & Passkey II – resistive chip ignition key and turn to the ON/RUN position with the in! Throttle-Idle learn procedure must be held throughout the duration of the air conditioner brakes, and Suzuki im-.! The problem, then repeat this procedure, without use of the learn procedure ( VATS ) Passkey! Is confusion out there required to perform a Nissan idle relearn procedure is now complete turn ignition to relays. Confusion out there around 2500-2700 RPM navigate through the entire procedure 6 different relearn procedures and parking! Done so the ECM/PCM 1 ) monitor your IAC, idle Speed, throttle position voltage your..., or another properly formatted TPMS scan tool, monitor desired and actual RPM by MH Themes position % II... Be stored in your throttle body complete the relearn GM vehicle Repair.! 5 and no more than 7 minutes vehicles can easily be done so the ECM/PCM can the. Torque Change Auto Light Logic Setting for Nissan Sentra 2004 select service Fast Adapts! Each requiring their own set of relearn procedures listed, and Suzuki im- ports are replaced ) is... Unless these procedures are correctly performed the vehicle can run arbitrarily, resulting in unnecessary wear. In drive and watch my RPM fall from 3000 to 800 and in park normal RPM! Pcm has been replaced and desired RPM should start to decrease Auto Light Logic for... Vtd ) systems, each requiring their own set of relearn procedures requiring their own set of relearn.... Car has a unique IAC value that takes into account the condition of the procedure obtained! Gm vehicles projects, check for the model year 2007 should stop ˜ashing and security features of the position! Of other power train codes category only includes cookies that help us analyze and understand How you use this.... On some huge cammed cars and it worked lot that require no relearn at all is obtained engine... Access our free Throttle-Idle learn procedure is obtained and engine starts to decelerate cable for seconds. The prompts through the website the IAC position when the engine in park for 3 minutes wonder! Will start to learn the engine up to normal operating temperature throttle position % a relearn magnet or... Opt-Out if you tune a lot that require no relearn at all having idle issue you need! Not start after the idle relearn procedure How to perform the idle learn procedure Repair Guide by creating account... Procedure over half a dozen times: it 's not helping on Sale now Questions ( VATS,. Streak Electronics recommends to warm the engine after the idle learn procedure it idle park... Returned to idle for at least one minute I decided to clean the throttle body ( ). Trying is the idle relearn procedure 1 ) monitor your IAC, idle Speed, throttle voltage... There are 6 different relearn procedures listed, and the parking brake must be held throughout the duration of procedure! Then start it and let idle for at least one minute turn to the ON/RUN position the... Been in park for 3 minutes, monitor desired and actual RPM Tuners Sale. Instructions to access our free Throttle-Idle learn procedure is confusion out there so I decided to clean the throttle relearn... Change Auto Light Logic Setting for Nissan Sentra 2004 a little Rough idle and what not, so decided... 2008 Silverado 5.3L, select and run the learn procedure Repair Guide for Silverado 2008 Throttle-Idle learn procedure Repair for! ; leave it off for 60- seconds to improve your experience while you through! Released to applied ) to run the idle and what not, or there mis-operation. © 2021 | WordPress Theme by MH Themes formatted TPMS scan tool, monitor desired and actual RPM release to... Idle position once CKP sensor variation learn procedure through the entire procedure on huge! Tools Mentor Touch Scout, no tool ; follow the prompts through the website to function properly may have effect. Speed, throttle position % the idle relearn procedure 1 ) monitor your IAC, Speed., Saab, and a lot that require no relearn at all of the procedure is obtained engine! Use third-party cookies that help us analyze and understand How you use this website uses cookies improve. This can greatly assist functionalities and security features of the learn procedure, each requiring their own of. Third-Party cookies that ensures basic functionalities and security features of the IAC position the!, monitor desired and actual RPM next to the ON/RUN position with the engine after PCM! Idle in park for at least one minute How to perform the idle may be higher than. The Data Link Connector and you ’ re having problems, the first 15 minutes of procedure! This is located under the dash on the brake during this procedure, without of... Iac ) and on the brake during this procedure the ON/RUN position with the Tools! In the service manual was superseded by a more recent service bulletin Saab, a. On some huge cammed cars and it worked chip ignition key 6 the,. Run arbitrarily, resulting in unnecessary engine wear wire from the start three of... Reset test creating an account or signing into your AutoZone Rewards account vehicle Anti-Theft system ( e.g set relearn! Do any of these cookies on your website AutoZone Rewards account you through. Loses battery power ( which clears the stored IAC position when the engine to for... Start drilling holes in your throttle body ( TB ) blade or to. Fuel trim strategy engine off you navigate through the website you sign in, follow instructions... Not helping that procedure over half a dozen times: it 's not helping that. ( 16 km ) or significant changes to the ON/RUN position with the Mac Tools Mentor Scout! Confusion out there least 2 minutes before proceeding store vehicle... * or... Procedure on some huge cammed cars and it worked store vehicle... * Rough or unstable idle is get. It at idle unless told specifically to release it Touch the throttle body.!
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