Cummins spn 641

Cummins Fault Codes list for QSB, QSC, QSL9, QSM11, QSX15, QSK19, QSK23, QST30, QSK45, QSK60, QSK78 engines. To determine the malfunction, you just need to write out the fault code from the device in the cab and find the codes in the table by selecting your own engine type. High air temperature in inlet manifold (rear sensor, left row of ...

20 = Data Drifted High (rationality high) 21 = Data Drifted Low (rationality low) 22 to 30 = Reserved for SAE Assignment. 31 = Condition Exists. Get information about Suspect Parameter Number (SPN) and Failure Mode Identifier (FMI) fault code list and read descriptions before engine troubleshooting diy process.SPN: 641 FMI: 7 This is a 2012 Mack Cummins auto shift TruckerPete1990, Jul 14, 2013. TruckerPete1990, Jul 14, 2013 #1 + Quote Reply. Trucking Jobs in 30 seconds.Table 2. Front Fuel Injector Harness 14-Pin Connector Resistance Chart (Valve Cover Side) Injector #1 Needle Pins 1 and 2 Pins 1 and 8 Pin 2 and groundCummins ISX 15 550 hp on a Peterbilt(###) ###-####Showing fault codes: SPN 641 FMI 9 SPN 77 FMI 3 Derate in 3 hours. Truck was parked off for 4 days, first showing code out of nowhere was the SPN 641 … read more• Connect the recommended Cummins® electronic service tool or equivalent. Action • Use the recommended Cummins® electronic service tool or equivalent to read the fault codes. Specification Before troubleshooting this fault code, troubleshoot any fault code that is active or has more than one inactive count

I have 1XKFD49X5BJ290176 Kenworth 2011 T-700 Getting codes SPN 641 FMI 13 SPN 641 FMI 17 Those translate to Cummins codes 2387 and 1898 (and 3616) related to the VGT actuator.Is this the turbo going, … read moreFleetwood Owners Club. Join Date: Feb 2010. Posts: 18. Fault Codes SPN 641, 3216, 3226 and 5743. I was recently on a 3 month trip. A few weeks into the trip, I was leaving a campground and got check engine light. Using the Freightliner LBCU dash information panel, I got the following fault codes: SPN 641 FMI 9 SAO.Home / DTC TRUCKS / Cumminz / ISB6.7 CM2150 (2007-09) / Cummins ISB6.7 CM2150 (2007-09) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit – Root Cause Not Known. Intermittent communication between the smart VGT controller and the ECM has been detected. The VGT controller is not interpreting the J1939 message …I got a check engine light and have the following codes SPN 2795 CM Out of Calibration FMI 13 Var Geo Turbo1 SPN 641 CM Mech System Not Resp Properly FMI 7 2006 Cummins ISB / Freight liner Chassis 55,000 miles No issues other than CEL and Codes I drove it home last weekend about an hour and half no issues with power and my …Series 60 – SPN 641/FMI 7 – SMART REMOTE ACTUATOR 5 (VGT) ABNORMAL OPERATION. This code typically means the Smart Remote Actuator 5 is in Failsafe Mode, Motor On. ... SPN 636/FMI 14 – CRANKSHAFT POSITION SENSOR OUTSIDE OF NORMAL OPERATING CONDITIONS. Next Series 60 – SPN 641/FMI 8 – …Oct 25, 2018 · Fault Code: 2449. PID (P), SID (S): S027. SPN: 641. FMI: 13/13. Lamp: Red. REASON: VGT Actuator Controller - Out of Calibration. The VGT has failed the automatic calibration procedure at initial key-ON. EFFECT: Low intake manifold pressure. Nov 3, 2018 · Fault Code: 2635. PID (P), SID (S): S027. SPN: 641. FMI: 11/31. Lamp: Red. REASON: VGT Actuator Driver Circuit - Condition Exists. A calibration mismatch between the VGT. actuator and the ECM has been detected. EFFECT: VGT actuation will be disabled.

Home / DTC TRUCKS / Cumminz / ISB4.5 CM2150 / Cummins ISB4.5 CM2150 Fault Code: 1898 PID: SPN: 641 FMI: ... Cummins ISB4.5 CM2150 Fault Code: 1898 PID: SPN: 641 FMI: 13 VGT Actuator Controller – Out of Calibration. Circuit Description The variable geometry turbocharger (VGT) is electronic activated by the VGT actuator.SPN 641 FMI 9 and SPN 6713 FMI 9. Going to try to - Answered by a verified Technician. We use cookies to give you the best possible experience on our website. ... I'm showing 2 codes SPN 641 FMI 9 and SID 27 FMI 9 Cummins motor ISC 260 in 09 Sterling truck ...Oct 21, 2022 · SPN 641 FMI 12 - Engine Variable Geometry Turbocharger Actuator #1 Bad Intelligent Device or Component After running a diagnosis Cummins confirmed that the Turbocharger Actuator #1 is bad and needs to be replaced. Cummins ISX 15 550 hp on a Peterbilt(###) ###-####Showing fault codes: SPN 641 FMI 9 SPN 77 FMI 3 Derate in 3 hours. Truck was parked off for 4 days, ... I acquired a Cummins isx 15 550 engine (cm2350) complete with fuller …I have a 2016 Fleetwood motor home with a Cummins ISB 6.7 360hp motor. I have a yellow engine light on the dash. I checked the diagnostic area on the dash, it gave this code. SPN 641 FMI 9 SA 0. Could … read more

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Cummins Tier 4 Fault Codes Fault Code J1939 SPN J1939 FMI Lamp J1939 SPN Description Cummins Description QSB 6.7 QSL 9 QSX 15 QSB 4.5 QSF 3.8 QSG12 111 629 12 Red Controller #1 Engine Control Module Critical Internal Failure - Bad intelligent device or component XXXXXX 115 612 2 Red System Diagnostic Code #2May 7, 2021 · Cummins ISX 15 550 hp on a Peterbilt (###) ###-####Showing fault codes: SPN 641 FMI 9 SPN 77 FMI 3 Derate in 3 hours. Truck … read more. Nich1019. Diesel Technician. Vocational, Technical or Tra... 157 satisfied customers. I have a Peterbilt 2016 with Cummins ISX 15 engine. Now. I have a Peterbilt 2016 with Cummins ISX 15 engine. • Connect the recommended Cummins® electronic service tool or equivalent. Action • Use the recommended Cummins® electronic service tool or equivalent to read the fault codes. Specification Before troubleshooting this fault code, troubleshoot any fault code that is active or has more than one inactive countJoin Date: Aug 2015. Location: Greensboro, Ga. Posts: 443. Turbo Charger Activator #1 abnormal update rate. I have a 2015 Newmar Dutch Star with a 450 ISL. I had the red engine light and Stop Engine lights come on. I shut down and went to engine Diagnosis and got code: SPN 641 FMI 9 SA 0. Which after talking to Freightliner I understand is.

check engine lighty came on 2016 freightliner m2 cummins engine shows code 641 9 641 12 641 13 ... High School or GED. 1,939 satisfied customers. I have got several fault codes popping up. SPN-641 9 Engine. SPN-641 9 Engine Variable Geometry Turbocharger Actuator #1 Engine 1 Jun 24, 5:06 PM Jun 24, ...Have these five active faults on a 2013 Volvo with an ISX Cummins engine. ... check engine lighty came on 2016 freightliner m2 cummins engine shows code 641 9 641 12 641 13 ... got 3582 /fmi1/spn 4364 Aftertreatment SCR Catalyst Conversion Efficiency- Data Valid But Below Normal Operating Range- Moderately Severe Level code with 0286 ...May 23, 2021 · • Connect the recommended Cummins® electronic service tool or equivalent. Action • Use the recommended Cummins® electronic service tool or equivalent to read the fault codes. Specification • If both fault codes 2449 and 2634 are active, then an incorrect installation of the variable geometry turbocharger actuator has been detected. I have a 2016 Fleetwood motor home with a Cummins ISB 6.7 360hp motor. I have a yellow engine light on the dash. I checked the diagnostic area on the dash, it gave this code. SPN 641 FMI 9 SA 0. Could … read more2/21/22, 8:13 AM Printer Friendly View https://truck1.prodemand.com/Print/Index?content=article&module=false&tab=false&terms=false&hideOptions=false 2/2Aug 15, 2021 · • Connect the recommended Cummins® electronic service tool or equivalent. Action • Use the recommended Cummins® electronic service tool or equivalent to read the fault codes. Specification Before troubleshooting this fault code, troubleshoot any fault code that is active or has more than one inactive count • Connect the recommended Cummins® electronic service tool or equivalent. Action • Use the recommended Cummins® electronic service tool or equivalent to read the fault codes. Specification Before troubleshooting this fault code, troubleshoot any fault code that is active or has more than one inactive countseries 60 - spn 641/fmi 9 - smart remote actuator 5 (vgt) abnormal operation This code typically means the Smart Remote Actuator 5 is in Failsafe Mode, Motor Off. 57.3.1 Actuator Check Check as… Series 60 - SPN 641/FMI 7 - SMART REMOTE ACTUATOR 5 (VGT) ABNORMAL OPERATION

• Use the recommended Cummins® electronic service tool or equivalent to find the current ECM code and revision number in the ECM. • Compare the ECM code and revision number in the ECM to the calibration revisions listed in the ECM Calibration

Cummins SPN 641 FMI 9. One of the problems with the Cummins comprehensive list is that they do not assign fault codes for the same SPN numbers in numerical order. This fault code is number 1894 and it triggers the amber light. What it says is- "Engine Variable Geometry Turbocharger.SPN: 641 FMI: 7 This is a 2012 Mack Cummins auto shift TruckerPete1990, Jul 14, 2013. TruckerPete1990, Jul 14, 2013 #1 + Quote Reply. Trucking Jobs in 30 seconds.• Use the recommended Cummins® electronic service tool or equivalent to find the current ECM code and revision number in the ECM. • Compare the ECM code and revision number in the ECM to the calibration revisions listed in the ECM CalibrationNich1019. Diesel Technician. Vocational, Technical or Tra... 159 satisfied customers. 2018 international LT 625 - had a leak on the foot brake. 2018 international LT 625 - had a leak on the foot brake valve - shop fixed it - now I have the following 2 fault codes: … read more.Home / DTC TRUCKS / Cumminz / ISM CM870 (2003-06) / Cummins ISM CM870 (2003-06) Fault Code: 2385 PID: S027 SPN: 641 FMI: 3 Variable geometry turbocharger actuator driver circuit – voltage above normal or shorted to high source. Open circuit or high voltage detected at turbocharger control valve circuit.Oct 25, 2018 · Fault Code: 2377. PID (P), SID (S): S033. SPN: 647. FMI: 3/3. Lamp: Amber. REASON: Fan Control Circuit - Voltage Above Normal or Shorted to High Source. Open circuit or high voltage detected at the fan control circuit. EFFECT: The fan may stay on continuously or not run at all. Cummins ISX active code 641:7 9 turbo charger was broken in open position and VGT activator. just parts are going to cost around $5,000. But I was lucky an...Cummins Tier 4 Fault Codes Fault Code J1939 SPN J1939 FMI Lamp J1939 SPN Description Cummins Description QSB 6.7 QSL 9 QSX 15 QSB 4.5 QSF 3.8 QSG12 111 629 12 Red Controller #1 Engine Control Module Critical Internal Failure - Bad intelligent device or component XXXXXX 115 612 2 Red System Diagnostic Code #2

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Sa 0 engine #1 Spn 3597 ecu power output supply voltage #1 Fmi 2 data erratic, intermittent or incorrect Lamp status 195,255 protect lamp09 international prostar cummins isx … read more Nich1019Fault Code: 2387. PID (P), SID (S): S027. SPN: 641. FMI: 7/7. Lamp: Amber. REASON: VGT Actuator Driver Circuit (Motor) - Mechanical System Not Responding Properly or Out of Adjustment. The smart VGT controller has detected incorrect stop limits, or the VGT is unable to move to the closed position. EFFECT: VGT travel can be limited.Specification Before troubleshooting this fault code, troubleshoot any fault code that is active or has more than one inactive count within the last 25 engine operating hours from the …Cummins ISX 15 550 hp on a Peterbilt(###) ###-####Showing fault codes: SPN 641 FMI 9 SPN 77 FMI 3 Derate in 3 hours. Truck was parked off for 4 days, first showing code out of nowhere was the SPN 641 … read more• Use the recommended Cummins® electronic service tool or equivalent to find the current ECM code and revision number in the ECM. • Compare the ECM code and revision number in the ECM to the calibration revisions listed in the ECM CalibrationCheck Engine Light SPN 2795 and SPN 641: camping fam: Cummins Engines: 3: 06-22-2018 02:21 PM: ISB6.7 engine fault SPN 3226 FMI 20 SA 0: MisterT: Cummins Engines: 5: 10-25-2016 07:47 PM: Intermitten Check Engine Light SPN 5743 FMI 12: royals1212: Entegra Owner's Forum: 1: 10-09-2016 06:11 AM: Check engine light SPN 3058 FMI 16: Keith Anderson ...I have a 2016 Fleetwood motor home with a Cummins ISB 6.7 360hp motor. I have a yellow engine light on the dash. I checked the diagnostic area on the dash, it gave this code. SPN 641 FMI 9 SA 0. Could … read moreI have a 2016 kenworth T680 with a cummins ISX and im seeing the following fault codes: Fault code FMI Time SPN-88118 17 8:25 SPN-151117 19 8:25 SPN-1569 31 8:27 could you tell me what these are and h … read moreDisconnect the turbo actuator. Turn the ignition ON (key ON, engine OFF). Measure the voltage between pins 1 and 2 of the turbo actuator connector on the engine harness side. If the voltage is less than 11.5 volts, go to the next step. If …SPN : FMI OC SA DTC Description 2. CLEARING DIAGNOSTIC TROUBLE CODES Previously active diagnostic trouble codes can only be cleared by a service tool, such as Diamond Logic® Builder (DLB). Some previously active codes may not be cleared by this method. 3. DEFINITIONS •“SPN” represents the Suspect ParameterFault Code: 2198. PID (P), SID (S): S027. SPN: 641. FMI: 11/11. Lamp: Amber. REASON: VGT Actuator Driver Circuit - Root Cause Not Known. Intermittent communication between the smart VGT controller and the ECM has been detected. The VGT controller is not interpreting the J1939 message from the ECM correctly. EFFECT: VGT actuation will be disabled. ….

A code sa 0 spn 641 fmi 13 came up and my check engine light. Cummins 450, Volvo 670, 2013. It just came up and I am - Answered by a verified TechnicianHome / DTC TRUCKS / Cumminz / ISB4.5 CM2150 / Cummins ISB4.5 CM2150 Fault Code: 2387 PID: SID 27 SPN: 641 FMI: 7 VGT Actuator Driver Circuit (Motor) – Mechanical System Not Responding or Out of Adjustment.Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 6432 PID: SPN: 641 FMI: 14 VGT Actuator Controller- Special Instructions Circuit Description The variable geometry …Another video just showing you how to check for your turbo or actuator being bad. Very common for both of them to be stuck, but sometimes its just one thing ...whatsapp +51955515985; [email protected]; 24/7 Customer Support; Facebook-f Twitter Github Bitbucket Twitter Github Bitbucketcheck engine lighty came on 2016 freightliner m2 cummins engine shows code 641 9 641 12 641 13 ... High School or GED. 1,939 satisfied customers. I have got several fault codes popping up. SPN-641 9 Engine. SPN-641 9 Engine Variable Geometry Turbocharger Actuator #1 Engine 1 Jun 24, 5:06 PM Jun 24, ...RE: SA 0 SPN 641 FMI 7/ SA 0 SPN 641 FMI 13. (09-02-2020 )Roadranger Wrote: Columbus, OH in Cummins. Turbo actuator $1358 part number 4034289rx. 2837201D kit, actuator $156. 2882111rx Turbocharger $5780 + $1000 core. 4955428D Turbo HE 451VE $875. Since i cannot upload the estimate from cummins here is the estimate.SPN: 641 FMI: 7 This is a 2012 Mack Cummins auto shift TruckerPete1990, Jul 14, 2013. TruckerPete1990, Jul 14, 2013 #1 + Quote Reply. Trucking Jobs in 30 seconds. Cummins spn 641, Technician: Andy. This is Cummins fault code number 5177-Variable Geometry Turbocharger Actuator Software - Abnormal Update Rate. The reason for the fault is the ECM lost communication or did not support message from the VGT actuator. Ask Your Own Medium and Heavy Trucks Question., 20 = Data Drifted High (rationality high) 21 = Data Drifted Low (rationality low) 22 to 30 = Reserved for SAE Assignment. 31 = Condition Exists. Get information about Suspect Parameter Number (SPN) and Failure Mode Identifier (FMI) fault code list and read descriptions before engine troubleshooting diy process., SPN 641 FMI 9 and SPN 6713 FMI 9. Going to try to - Answered by a verified Technician. We use cookies to give you the best possible experience on our website. ... I'm showing 2 codes SPN 641 FMI 9 and SID 27 FMI 9 Cummins motor ISC 260 in 09 Sterling truck ..., Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 6432 PID: SPN: 641 FMI: 14 VGT Actuator Controller- Special Instructions. Circuit Description The variable geometry turbocharger (VGT) is electronically activated by the VGT actuator., SPN 641 FMI 9. Have codes on our 2016 Cummings fire truck JA: Sometimes things that you think will be really complicated end up being easy to fix. ... Have a Freightliner M2 with a Cummins ISB 6.7 325 Hp …, Fault Code: 2377. PID (P), SID (S): S033. SPN: 647. FMI: 3/3. Lamp: Amber. REASON: Fan Control Circuit - Voltage Above Normal or Shorted to High Source. Open circuit or high voltage detected at the fan control circuit. EFFECT: The fan may stay on continuously or not run at all., Three fault codes pops up, truck throwing alot of smoke thru exhaust pipe, changed air and fuel filter, TxId: 0 SPN: 641 – Engine Variable Geometry T ... 2016 fREIGHTLINER CASCADIA cummins isx 15.. 484293 miles. I have these following fault codes., SPN-641 9 Engine Variable Geometry Turbocharger Actuator #1 Engine 1 Jun 24, 5:06 PM Jun 24, 5:06 PM Intermittent Closed SPN-876 1 Compressor Clutch Circuit Passenger Operator Climate Control 1 Jun 24, 9:52 AM Jun 24, 9:52 AM Intermittent Closed SPN-523318 7 Passenger Operator Climate Control 1 Jun 18, 12:18 PM Jun 18, 12:18 PM Intermittent Closed SPN-3360 9 Aftertreatment 1 Diesel Exhaust ..., In a report released today, Mayank Tandon from Needham reiterated a Buy rating on Sapiens (SPNS – Research Report), with a price target of... In a report released today, Mayank Tandon from Needham reiterated a Buy rating on Sapiens (S..., Download Instructions. Select the FIS file for Download. Select the location: C:\intelect\INSITE\FIS. (If INSITE is installed on another drive other than C, substitute the appropriate Drive letter.) Click Save. Click "Yes" to overwrite and replace the existing file. (If the file is read only, right click on the file, select Properties, Deselect ... , , • Connect the recommended Cummins® electronic service tool or equivalent. Action • Use the recommended Cummins® electronic service tool or equivalent to read the fault codes. Specification Before troubleshooting this fault code, troubleshoot any fault code that is active or has more than one inactive count, 4 codes. Spn 6713 fmi 0 spn 641 fmi9. 2 codes thats it. Answered in 16 minutes by: 7,729. Verified. On your issue, Both of these fault codes are for the VGT actuator. This is the actuator that drives the turbo. I would check the connection at the actuator and make sure it is plugged in all the way and the pins are all locked in and tight., 2011 Cascadia SPN 641 FMI 5, DD13 Discussion in 'Freightliner Forum' started by GameDayDog, Mar 29, 2020. Mar 29, 2020 #1. GameDayDog Bobtail Member. 17 2. Apr 25, 2017 USA 0. 2011 Cascadia, DD13 giving code - ENG 1, SPN 641 FMI 5. 760k miles. Google ..., Oct 13, 2023 · The truck is a 2010 International 8600 that has been deleted and throwing a spn 641 fmi 7 code which points to the VGT actuator. The tech who deleted it said to just replace the entire turbo charger as he hasn't had much luck just changing the actuator and reprograming it with the old turbocharger. Guess the new turbocharger comes with the ... , Jul 16, 2012 · SPN: 641 FMI: 7 This is a 2012 Mack Cummins auto shift TruckerPete1990, Jul 14, 2013. TruckerPete1990, Jul 14, 2013 #1 + Quote Reply. Trucking Jobs in 30 seconds. , Fault Code: 2198. PID (P), SID (S): S027. SPN: 641. FMI: 11/11. Lamp: Amber. REASON: VGT Actuator Driver Circuit - Root Cause Not Known. Intermittent communication between the smart VGT controller and the ECM has been detected. The VGT controller is not interpreting the J1939 message from the ECM correctly. EFFECT: VGT actuation will be disabled., 229 Total Fuel Used (Gaseous) (duplicate, use SPN 1040) 230 Total Idle Fuel Used (Gaseous) (duplicate, use SPN 1010) 231 Trip Fuel (Gaseous) (duplicate, use SPN 1039) 232 DGPS Differential Correction 233 Unit Number (Power Unit) 234 Software Identification 235 Engine Total Idle Hours 236 Engine Total Idle Fuel Used, Fault Code: 2635. PID (P), SID (S): S027. SPN: 641. FMI: 11/31. Lamp: Red. REASON: VGT Actuator Driver Circuit - Condition Exists. A calibration mismatch between the VGT. actuator and the ECM has been detected. EFFECT: VGT actuation will be disabled., cummins i sent you the code it showed the light it brought up it showed 2 codesspn 641 fmi 13. spn 641 fmi 7. Technician: Mike Mcmillan. Okay. Cummins actually has a bulletin on that fault regarding the need to change the turbo vs just the actuator., SUBJECT: SPN 641/FMI 11, 14 ADDITIONS, REVISIONS, OR UPDATES Publication Number Platform Section Title Change DDC-SVC-MAN-0009 EPA07 Series60 SPN 641/FMI 11 Step added toverifynew DDDL/DDRS software level with the ignition ON. Pins for resistance tests are changed. DDC-SVC-MAN-0009 EPA07 Series 60 SPN 641/FMI 14 Steps added to verify the newest ..., • Connect the recommended Cummins® electronic service tool or equivalent. • Operate the engine within the "Conditions for Clearing the Fault Code" …, • Connect the recommended Cummins® electronic service tool or equivalent. Action • Use the recommended Cummins® electronic service tool or equivalent to read the fault codes. Specification Before troubleshooting this fault code, troubleshoot any fault code that is active or has more than one inactive count, The truck is intermediately throwing a spn 641 fmi 7 code. This code leads to the vgt turbo actuator. Mechanic I took it to says to just replace the entire turbo at 3k plus …, Now showing code SPN 641, no FMI details. This code is out of nowhere just after turning … read more. Vocational, Technical or Tra... freightliner L9 engine cummins engine SN 73515206 2554active 1897 active 1898 active 1894 inactive 2198 inactive have not looked at turbo or VGT … read more., Hi, I have a 2016 international prostar with the cummins in it. I have 2 active codes on it spn 641 fmi 9 & spn 1569 fmi 31. It's not running bad but the engine light with the arrow pointing down at t … read more, , SPN 3936 FMI 15 & SPN 1569 FMI 31.. 2016 Freightliner cascadia, Cummins is engine. - Answered by a verified Technician. We use cookies to give you the best possible experience on our website. ... I have 2 codes SPN 1569 FMI 31 and SPN 641 FMI 9 on my 2016 freightliner Cummins engine ..., Home » Fault Codes CUMMINS ISB ISC ISL ISBe ISDe and QSB3.3 CM2150 » SPN 641 - FMI 13 (Fault Code 2449) SPN 641 - FMI 13 (Fault Code 2449) Blog.Teknisi. Thursday, October 25, 2018 Fault Codes CUMMINS ISB ISC ISL ISBe ISDe and QSB3.3 CM2150. SPN641 FMI13. VGT Actuator Controller - Out of Calibration., I’ve had code SPN 641 my turbo Actuator go out 3 times in 2 months. Can a I put a Mechanical Turbo on it and be done with it? Paccar (unofficial) MX Problem Solvers | I’ve had code SPN 641 my turbo Actuator go out 3 times in 2 months , Nov 3, 2018 · Fault Code: 2636. PID (P), SID (S): S027. SPN: 641. FMI: 9/9. Lamp: Red. REASON: VGT Actuator Driver Circuit - Abnormal Update Rate. No communications on the J1939. data link between the engine ECM and the smart VGT controller. EFFECT: The VGT will move to the default open position. , Good Morning. I have 2016 Cascadia cummins ISX15 . Three fault codes pops up, truck throwing alot of smoke thru exhaust pipe, changed air and fuel filter, TxId: 0 SPN: 641 – Engine Variable Geometry T … read more, May 23, 2021 · • Connect the recommended Cummins® electronic service tool or equivalent. Action • Use the recommended Cummins® electronic service tool or equivalent to read the fault codes. Specification • If both fault codes 2449 and 2634 are active, then an incorrect installation of the variable geometry turbocharger actuator has been detected.