U0074 · 原廠技術資料

RAM · 2022-04-02

Flash: Powertrain Control Module (PCM) Updates RAM 1500 PickupThis bulletin applies to vehicles within the following markets/countries: North America, APAC, EMEA and LATAM. This bulletin applies to vehicles equipped with a 3.6L V6 24V VVT Etorque Engine Upgrade I (Sales Code ERG). Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more ofthe following DTCs have been set: P0607 - ECU Internal Performance. P04FC - Crankcase ventilation system performance. U1817 - Lost Communication With Hybrid Powertrain Control Module On D-PT. U0074 - Dedicated Powertrain D-PT Can Bus Off. P0456 - EVAP System Small Leak.If DTC P0456 is present use the wiTECH Small Leak Verification Test (SLVT) to determine ifa leak is present…

FORD · 2020-02-19

SSM 48563 - 2017-2020 F-150 - No Crank/No Start, Multiple Illuminated Warning Indicators And/Or DTCs Some 2017-2020 F-150 vehicles may exhibit a no crank/no start, auto start stop inoperative, illuminated malfunction indicator lamp (MIL) and/or powertrain malfunction indicator lamp, transmission shift concerns, diagnostic trouble codes (DTCs) P061A, U0140, U0401, U0101, U0074 and/or U0037 being set in the powertrain control module (PCM), transmission control module (TCM), instrument panel cluster (IPC), front controls interface module (FCIM), anti-lock braking system (ABS) module and/or power steering control module (PSCM). This may be due to the 15525 transmission wire harness not being properly secured. Visually inspect the harness for possible damage and proper routing at the rear of…

CADILLAC, CHEVROLET, GMC · 2019-03-06

This Preliminary Information communication provides information to the technician about vehicle that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P2635, U0074 and or U18A2. Technician will need to follow published diagnostics for Diagnostic Trouble Codes U0074 would take priority over U18A2 if both set before addressing DTC P2635.

CHEVROLET, GMC · 2018-11-19

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp, service Antilock Braking System, Service Stabilitrak, Service All Wheel Drive, Service Suspension Control, or Hard Steering. Technician may find the following Diagnostic Trouble Codes stored C0196, C0186, C0287, C0710, C0045, C0050, C0800, U0077, U0074, U0125, U0126, U0100, U0101, U0121, U0415, U0432, U0121, and or U0140. Technician should inspect X411 connector for damage or corrosion. Technician will replace any terminals with damage or corrosion.

FORD · 2018-02-21

Some 2017-2018 F-150 vehicles built on or before 29-Sep-2017 may exhibit a no crank/no start, auto-start-stop inoperative, illuminated malfunction indicator lamp (MIL) and or powertrain malfunction indicator lamp, transmission shift issues, DTC P061A, U0140, U0401, U0101, U0074 and/or U0037 being set in the PCM, TCM, IPC, FCIM, ABS and/or PSCM. This may be due to the 15525 transmission wire harness not being properly secured. Visually inspect the harness for possible damage and proper routing at the rear of the engine down to the transmission. Repair as necessary. If no damage is found, proceed with normal diagnostics.

CADILLAC, CHEVROLET, GMC · 2017-08-16

This Preliminary Information communication provides information to the technician about vehicle that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P2635, U0074 and or U18A2. Technician will need to follow published diagnostics for Diagnostic Trouble Codes U0074 would take priority over U18A2 if both set before addressing DTC P2635.

CHRYSLER · 2016-11-30

Electronic Shift Module If DTC's U11C3, U0074 are present Stored or Active, please contact Pemi Sabageh at cell (519) 300-0629 or David Dysarz at (248) 944-0310. If you do not receive a call within 15 minutes please proceed with the repair. Please return parts back to FCA Engineering if ESM is deemed non-functional after performing this TechTip

CADILLAC, CHEVROLET, GMC · 2016-09-27

THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLE THAT MAY HAVE A SERVICE ENGINE SOON MALFUNCTION INDICATOR LAMP ON. TECHNICIAN MAY FIND DIAGNOSTIC TROUBLE CODES P2635, U0074 AND OR U18A2. TECHNICIAN WILL NEED TO FOLLOW PUBLISHED DIAGNOSTICS FOR DIAGNOSTIC TROUBLE CODES U0074 WOULD TAKE PRIORITY OVER U18A2 IF BOTH SET BEFORE ADDRESSING DTC P2635.

CHEVROLET, GMC · 2015-09-21

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp, service Antilock Braking System, Service Stabilitrak, Service All Wheel Drive, Service Suspension Control, or Hard Steering. Technician may find the following Diagnostic Trouble Codes stored C0196, C0186, C0287, C0710, C0045, C0050, C0800, U0077, U0074, U0125, U0126, U0100, U0101, U0121, U0415, U0432, U0121, and or U0140. Technician should inspect X411 connector for damage or corrosion. Technician will replace any terminals with damage or corrosion.

CHEVROLET, GMC · 2015-06-01

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp, service Antilock Braking System, Service Stabilitrak, Service All Wheel Drive, Service Suspension Control, or Hard Steering. Technician may find the following Diagnostic Trouble Codes stored C0196, C0186, C0287, C0710, C0045, C0050, C0800, U0077, U0074, U0125, U0126, U0100, U0101, U0121, U0415, U0432, U0121, and or U0140. Technician should inspect X411 connector for damage or corrosion. Technician will replace any terminals with damage or corrosion.

BUICK, CADILLAC, CHEVROLET, GMC · 2015-05-14

This Preliminary Information communication advises the technician to insure that global diagnostic service 2 diagnostic packages are up to date prior to learning the steering angle sensor for a diagnostic trouble code C710 symptom code 71 set in the electronic brake control module or the power steering control module. When rechecking for diagnostic trouble codes a U0074 U0077, U0180D, U01293, U0126, U0125, C0186, C0196, or C0287 are set and will not clear diagnose the Chassis bus. If no fault is found in the chassis bus check for an multiple diagnostic interface to data link connector issue. Technician is to try a different multiple diagnostic interface cable and attempt the steering angle sensor learn again following service information instruction then try to clear the codes again.

CADILLAC · 2015-05-13

This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon light is on, Reduced engine power message, no crank, multiple warning lights on, transmission shifts hard, or the door locks cycle while driving. The Transmission Control Module or Engine Control Module may not communicate. With Diagnostic Trouble Codes C0242, C0561, P0575, P0615, P0700, P0856, P1629, P2544, U0073, U0074, U0100, U0109, U0121, U0140, U2100, U2105, and / or U2106 stored. The technician is to inspect the transmission X1 connector terminals for loose or poor fit. Disconnect the X1 connector and carefully tug on each wire to insure pins are fully seated. A side load on the wires may also cause a false positive lock. Technician is to repair the…

CHEVROLET, GMC · 2015-04-30

This Preliminary Information communication provides information to the technician about vehicles that have may an intermittent Service Traction/Stability, ABS indicator or Service All wheel Drive message on the Driver Information Center. Technician may find Diagnostic Trouble Codes U0125 00 U0074 00 U0073 and or C0045 C0050 symptom 06. Technician will need to inspect the X411 connecter for a wire break inside the wire harness. Also inspect the wire harness insulation within 1 inch of the X411 before and after connecter. Repair any damaged wiring to correct the concern.

BUICK, CADILLAC, CHEVROLET, GMC · 2014-02-10

This Preliminary Information communication advises the technician to insure that global diagnostic service 2 diagnostic packages are up to date prior to learning the steering angle sensor for a diagnostic trouble code C710 symptom code 71 set in the electronic brake control module or the power steering control module. When rechecking for diagnostic trouble codes a U0074 U0077, U0180D, U01293, U0126, U0125, C0186, C0196, or C0287 are set and will not clear diagnose the Chassis bus. If no fault is found in the chassis bus check for an multiple diagnostic interface to data link connector issue. Technician is to try a different multiple diagnostic interface cable and attempt the steering angle sensor learn again following service information instruction then try to clear the codes again.

CHEVROLET, GMC · 2013-05-16

This Preliminary Information communication provides information to the technician about vehicles that have may an intermittent Service Traction/Stability, ABS indicator or Service All wheel Drive message on the Driver Information Center. Technician may find Diagnostic Trouble Codes U0125 00 U0074 00 U0073 and or C0045 C0050 symptom 06. Technician will need to inspect the X411 connecter for a wire break inside the wire harness. Also inspect the wire harness insulation within 1 inch of the X411 before and after connecter. Repair any damaged wiring to correct the concern.

CHEVROLET, GMC · 2013-03-15

This Preliminary Information communication provides information to the technician about vehicles that have may an intermittent Service Traction/Stability, ABS indicator or Service All wheel Drive message on the Driver Information Center. Technician may find Diagnostic Trouble Codes U0125 00 U0074 00 U0073 and or C0045 C0050 symptom 06. Technician will need to inspect the X411 connecter for a wire break inside the wire harness. Also inspect the wire harness insulation within 1 inch of the X411 before and after connecter. Repair any damaged wiring to correct the concern.

CADILLAC · 2013-01-03

This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon light is on, Reduced engine power message, no crank, multiple warning lights on, transmission shifts hard, or the door locks cycle while driving. The Transmission Control Module or Engine Control Module may not communicate. With Diagnostic Trouble Codes C0242, C0561, P0575, P0615, P0700, P0856, P1629, P2544, U0073, U0074, U0100, U0109, U0121, U0140, U2100, U2105, and / or U2106 stored. The technician is to inspect the transmission X1 connector terminals for loose or poor fit. Disconnect the X1 connector and carefully tug on each wire to insure pins are fully seated. A side load on the wires may also cause a false positive lock. Technician is to repair the…

CADILLAC · 2012-11-28

This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon light is on, Reduced engine power message, no crank, multiple warning lights on, transmission shifts hard, or the door locks cycle while driving. The Transmission Control Module or Engine Control Module may not communicate. With Diagnostic Trouble Codes C0242, C0561, P0575, P0615, P0700, P0856, P1629, P2544, U0073, U0074, U0100, U0109, U0121, U0140, U2100, U2105, and / or U2106 stored. The technician is to inspect the transmission X1 connector terminals for loose or poor fit. Disconnect the X1 connector and carefully tug on each wire to insure pins are fully seated. A side load on the wires may also cause a false positive lock. Technician is to repair the…

BUICK, CADILLAC, CHEVROLET, GMC · 2012-10-11

This Preliminary Information communication advises the technician to insure that global diagnostic service 2 diagnostic packages are up to date prior to learning the steering angle sensor for a diagnostic trouble code C710 symptom code 71 set in the electronic brake control module or the power steering control module. When rechecking for diagnostic trouble codes a U0074 U0077, U0180D, U01293, U0126, U0125, C0186, C0196, or C0287 are set and will not clear diagnose the Chassis bus. If no fault is found in the chassis bus check for an multiple diagnostic interface to data link connector issue. Technician is to try a different multiple diagnostic interface cable and attempt the steering angle sensor learn again following service information instruction then try to clear the codes again.