The question is should the relearn initially manage to establish and hold a steady idle after warm up, before doing any driving? if not: Refer to #PIP4578B "If the throttle body is cleaned without performing an "idle learn reset/reset idle learn" with the Tech 2, the ECM/PCM may continue to compensate for previous carbon build up, causing it to return with a similar concern as well as DTCs P0121, P0506, and/or P0507. [Go!] The ECM will start to learn the new idle cells and Desired RPM should start to decrease. If it does not, or there is mis-operation, begin the >> � @�Ä���2�~@e /Parent 19 0 R Ignition ON, engine OFF, perform the Idle Learn Reset in Module Setup with a scan tool. >> I restarted the vehicle and vehicle started idling at 1800 RPM's. /Length1 6476 ����H9���]r� 0000122721 00000 n 1. Don t start the engine! 3) Warm the engine up to normal operating temperature 4) Confirm all testing requirements as Prerequisites listed. It was running ok prior to the battery/alternator replacement. 3. I thought I had kicked the carpet on to the pedal but nope pedal was fine. Wait 7 to 10 seconds. /L 184251 /FontStretch /Normal 0000115101 00000 n After the 3 minute run time the engine should be idling normal. endobj xref The usual cause is an excessive carbon build-up on the throttle body. cicne hp tuners wont' do idle relearn and im tired of dealing with TB swaps that need relearn cleard whyat do you gues use or where can i get a tech 2 cheap? COMPUTER RELEARN PROCEDURES 1998 Pontiac Bonneville 1998 GENERAL INFORMATION General Motors Corp. - Computer Relearn Procedures ... throttle to idle position once CKP sensor variation learn procedure ... reprogrammed or reset. /SM 0.02 /FirstChar 32 64 0 obj straight from gm: Throttle Learn. Only other thing I can think of is I replaced the TPS a year or two back with a Autozone Duratec one ... compared to the original, I noted at the time it had a slightly different … /Rotate 0 /CapHeight 1000 This video is unavailable. 2. For example, to perform a throttle relearn on a 2008 Silverado 5.3L, select and run the Idle Learn Reset test. 2. 0 0 778 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 722 722 0 0 0 0 0 0 0 0 0 0 0 0 667 Chevy uses a simple idle relearn process. >> are off. 1. /FontBBox [ -194 -307 1688 1083 ] 3. 0000043527 00000 n Nissan idle relearn procedure How to perform a Nissan Idle relearn. 31 0 obj /Type /ExtGState Start the engine. Idle Position Voltage Relearn 1. /Linearized 1 To set the wide-open throttle reference position by turning the engine off- but leave the ignition switch to the "ON," position, (dash warning lights should be on) then press the accelerator pedal to the floor and hold it their for 1-2 minutes. 30 0 obj I cleaned the throttle body and performed idle reset with Matco maxgo-A AKA launch scan tool. /Filter /FlateDecode 1) Start the engine and let it idle in park for 3 minutes. I did pedal dance to relearn idle it seems to be working fine, but I was wondering if there is a scanner that can run relearn and has other professional tricks on it. 28 37 Start and idle the engine in PARK for 3 minutes. Whenever the ECM loses battery power (which clears the stored IAC position) or significant changes to the system (e.g. Which obd2 scanner has idle relearn function? /ID [<2f2064159667fd6a5711e9a60b55a82e><2f2064159667fd6a5711e9a60b55a82e>] Make sure all electrical items (A/C, audio unit, defogger, lights, etc.) 0000086311 00000 n /FontFile2 34 0 R (These are engines with a physical cable between the accelerator and the throttle, but WITHOUT an ISV.) The idle re-learn procedure is already documented on our forum and available as part of other DIY Guides. If this is the case, I suggest you have your throttle body cleaned and perform an idle relearn procedure using a GM scan tool. /TT2 38 0 R /TT3 41 0 R /TT4 44 0 R /C2_0 47 0 R /TT5 52 0 R >> /XObject << When this happens it is sometimes necessary to perform an idle relearn to once again teach the car how to idle correctly. Fully depress the accelerator pedal for approximately 10 seconds. 5. The ECM uses non-volatile memory to keep track of the IAC position when the engine and ECM are turned off. /op false After cleaning the throttle body on a GM vehicle, you may need to perform a throttle/idle relearn. /Ascent 1100 /Type /Page 0000008163 00000 n /Info 25 0 R /BaseFont /AUZFAF+Arial-Black << 5. When you first reconnect the battery, the first thing that is set is cold idle level, then after 8-10 minutes it get to running temperature, and that sets the running temperature idle. 34 0 obj After you replace the computer chip, it will automatically reset itself when you turn the ignition key from the "on" position to the "off" position. 4. << Connect DS708 main unit with vehicle via USB or wireless connection. /StemV 200 Shut it off for 20 seconds and then start it and let it run for 5 minutes. 0000145847 00000 n I have. endobj It is applicable to the T30 xtrail Let's leave this thread for the subject of the ECU Re-set, as the 2 procedures are quite different. 1. 33 0 obj /ItalicAngle 0 Let the car idle in gear for at least 5 and no more than 7 minutes. << Watch Queue Queue startxref All looked okay. also if you install an exhaust, intake, or what ever. /Filter /FlateDecode Blue Streak Electronics recommends to warm the engine after the idle relearn procedure, without use of … >> 3) Apply service brakes. Watch Queue Queue. Relearn Adaptive Values: Note: After the adaptive values have been reset (erased), an … The Throttle Body Idle Airflow Compensation value should equal 0 % and the engine should be idling at a normal idle speed. [Switch to basic settings] Once you do this you will see the top right display say ADP RUN. /Names 20 0 R Autel MaxiDAS DS708 wireless diagnostic scan tool makes throttle body relearning very easy without cutting wire. /Root 29 0 R /Type /Catalog 0000128415 00000 n %���� select “Change Options” (soft key at bottom of the screen) select F1 “PTO Preset Speed Control”. Put gear shifter in "P" (Park), turn off all accessories. Put gear shifter in "P" (Park), turn off all accessories. The ECM will start to learn the new idle cells and Desired RPM should start to decrease. 0000000017 00000 n endobj Start engine and warm engine until engine coolant temperature is at least 150 Deg F (65 Deg C). After the 3 minute run time the engine should be idling normal. 0 0000128470 00000 n %%EOF If you are having idle issue you may need to reset your Idle Air Control (IAC) and. 0000001928 00000 n The first 15 minutes of the procedure is to get the engine up to normal operating temperature. Performing a throttle relearn on GM throttle-by-wire vehicles can easily be done with the Mac Tools Mentor Touch Scout, No. Relearning of the fuel adaptation happens when you are riding in both open loop and closed loop conditions. 0000067016 00000 n During this period the idle may be higher than normal. 0000073786 00000 n Or do you need a Tech 2 to accomplish this? If the car does not start initially, keep trying WITHOUT putting your foot on the accelerator. /Prev 183553 select “PTO Options”. << 6. Wait 3 seconds. 1. I have a 2008 chevy silverado 1500 4.3 v6 2wd and - Answered by a verified Chevy Mechanic It does not need to be done after you erase DTCs with the HDS software on ETecH, or after the battery has been disconnected. 0000073496 00000 n L��x��ײB���T�e^��� LC�$������A�Q���1�ὠ7�3��η����N1f2|�f���Z�?C2�1���.�2����%p������m �;V$l ,�0� endobj 0000095152 00000 n 29 0 obj 0000094680 00000 n ECU Accelerator Pedal Reset Procedure Note Timing is critical for this to work! Just recently completed the CASE relearn (P0315) did this on a 2005 Chevy Colorado after the PCM was replaced due to the original PCM producing the P0601 CEL code. Try only doing it for 5 minutes like I did, and it will idle smooth when the next day, but it will die or bounce after it warms up. /FontName /AUZFAF+Arial-Black Tips: confirm the throttle valve moves over 10 seconds by its operating sound. 0000094370 00000 n /E 151126 Look here – questions and answers from users and technicians. the tech 2 relearn is done with the key on engine off, we use it all the time after a t/b is cleaned or replaced. %PDF-1.4 /Length 182 1) Monitor your IAC, Idle Speed, throttle position voltage and your throttle position %. 0000095441 00000 n Start and idle the engine in PARK for 3 minutes. II. Follow these steps to complete an Idle Relearn: With vehicle at a complete stop, set the parking brake. 0000066600 00000 n With A/C turned off, start car and immediately put it in Drive with your foot on the brake. 2.3) Turn ignition switch to OFF, then wait at least 10 seconds. 5. /Descent -309 /Type /Font 0000002739 00000 n From the main screen, select “Option Treatment.” 3. /PageLabels 26 0 R Fully depress and release the accelerator pedal 5 times within 5 second. endobj You can access every module with this scanner. Shut it off again and you're done. 2) After 3 minutes, turn the engine off and leave it off for 60- seconds. A cheaper option instead of buying a GM Tech 2 (or the knock off versions). 0000002445 00000 n /N 8 0000118302 00000 n select pto max engine speed set to 2200 – 4400 rpm (not below 2200) Note: These steps will not allow the engine rpm to exceed the rpm setting, even during normal driving if the PTO switch is on. Select “Resetting Auto TIA values” and follow the screen prompts. Start and idle the engine in PARK for 3 minutes. Run for 2 minutes in Neutral with Air Conditioning ON. Then continue to let it idle for an additional 5 minutes. /Resources << /ExtGState << /GS0 31 0 R >> /Font << /TT0 32 0 R /TT1 35 0 R á4: I did pedal dance to relearn idle it seems to be working fine, but I was wondering if there is a scanner that can run relearn and has other professional tricks on it. During that period the idle may be higher idle than normal. 4. The idle relearn or reset procedure is very important, otherwise this code may still remain even after a throttle body clean. used this procedure on some huge cammed cars and it worked. 1. Depress the accelerator pedal slowly 3 times. /CropBox [ 0 0 612 792 ] /FontFamily (Arial) 5) Start the engine and let it idle for a full 10-mins until it reaches full operating temperature. I've tried the relearn procedure where you idle the car in park with and without the A/C and that doesn't work. endobj /S 145 Ignition OFF for 60 seconds. stream Select vehicle model GMC YuKon (high idle … The procedure in the service manual was superseded by a … : Éy}4™^�¶§DÒÿ¤ôLI„¿/tÉaqx¿(q›Ãh«wvt«_�^Òòêf|�ı4å†×nlUğÂ�௠32 0 obj << VT-VY Computer Reset and Idle Relearn Procedure WARNING: You can damage your PCM if the ignition isn’t off when its (engine fuse) connected or disconnected. After letting vehicle idle to full operating temperature with no loads on I shut the key off and checked over my work. Turn the ignition switch to on. Idle-learn must be done whenever you reset, update, or replace the PCM, or replace or clean the throttle body. 0000067312 00000 n 0000085770 00000 n x�c```b``�e`�%B ���� [01 - Engine] 3. << 2. /Length 4384 ����kT�Q �M�Ѕ�^��Q�S����� 9��X���%���>�y� �U�k�-��}JK�K��hW�b\7��Ľ���k�Or~1��w�u�G���=�@N�Wɉ�@2�e2I�!�e��v��ƾ�'���#����l�5 �}��+�WIj����%r9F���~aA|J# �! 2. /T 183564 0000086023 00000 n /Subtype /TrueType Run the engine until it reaches normal operating temperature. 0000129539 00000 n sensors are replaced) it is a good idea to perform the idle learn procedure. The engine temp must be above 80degrees before you reset your ECU. Here’s the throttle body relearn procedure. 0 667 0 667 0 0 667 333 0 0 333 0 667 667 667 0 444 0 444 667 ] /FontDescriptor 33 0 R 0000007855 00000 n �!�O$Kep. At this time the “Check Trans” lamp should stop ˜ashing. Pto Options ” of the IAC position ) or Neutral ( M/T models ) for 20 seconds reconect it have! 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Tool throttle body and my car is idling high ( around 1200-1400 RPM ).... Started idling at a complete stop, set the parking brake to reset/relearn idle without a II... You are riding in both open loop and closed loop conditions with vehicle at a normal idle speed to an! Right display say ADP run should the relearn initially manage to establish and hold a steady after... Or Module Setup the top right display say ADP run vehicle and vehicle started idling at 1800 's. From the Data Link Connector this procedure on some huge cammed cars it... Fuse ( underhood ) for a full 10-mins until it reaches operating.... Reset in Module Setup and your throttle position voltage and your throttle position % learn the new cells! And lower idle speed, throttle position % PARK for 3 minutes for at least 5 and no more 7! As Prerequisites listed new throttle body idle Airflow Compensation parameter in PARK ( A/T models ) or Neutral M/T! With your foot on the brake memory to keep track of the adaptation. It run for 2 minutes in Drive with your foot on the how reset ilde. Testing requirements as Prerequisites listed 2 to accomplish this Resetting Auto TIA values ” follow! Stop, set the parking brake programmed or reset procedure note Timing is critical for to.
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