P0452 · نشرات الشركة المصنعة

AUDI · 2026-09-25

This bulletin provides information when the MIL is on, EVAP pressure/temp sensor incorrect DTC displayed: P202400, P045000, P045200, P24D600, P24D800, P2B7B00.

DODGE · 2025-01-29

"Check Engine Light Illuminates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0452 - EVAP Pressure Switch Stuck Closed. Customers may also comment on the following: ● The check engine light illuminates after long idle times and/or short trip driving. This bulletin involves possibly cleaning out the vapor purge line and installing an upper heat shield on to the top of the fuel tank."

RAM · 2022-05-19

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or moreof the following DTCs have been set: P0031 - O2 Sensor 1/1 Heater Circuit Low. P0452 - EVAP Pressure Switch Stuck Closed.

DODGE · 2022-04-07

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or moreof the following DTCs have been set: P0452 - EVAP Pressure Switch Stuck Closed. P0455 - EVAP System Large Leak. P0440 - General EVAP System Failure. P0456 - EVAP System Small Leak.If DTC P0456 is present use the wiTECH Small Leak VerificationTest (SLVT) to determine if a leak is present in the system. Customers may also comment on one or more of the following: Vehicle will fail to start when cold at times. Noise heard from the drivetrain while stationary and vehicle is in Sport/Track modes.

DODGE · 2022-03-31

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or moreof the following DTCs have been set: P0452 - EVAP Pressure Switch Stuck Closed. P0455 - EVAP System Large Leak. P0440 - General EVAP System Failure. P0456 - EVAP System Small Leak.If DTC P0456 is present use the wiTECH Small Leak Verification Test (SLVT)to determine if a leak is present in the system. Customers may also experience one or more of the following: Vehicle will fail to start when cold at times. A noise heard from the drivetrain while stationary and vehicle is inSport/Track modes. Extended engine crank times.

DODGE · 2022-03-31

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or moreof the following DTCs have been set: P0452 - EVAP Pressure Switch Stuck Closed. P0455 - EVAP System Large Leak. P0440 - General EVAP System Failure. P0456 - EVAP System Small Leak.If DTC P0456 is present use the wiTECH Small Leak Verification test (SLVT) to determine if a leak is present in the system. Customers may also experience the following:Vehicle willfail to start when cold at times. Noise heard from the drivetrain while stationary and vehicle is in Sport/Trackmodes. Extended engine crank times.

DODGE · 2022-03-31

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or moreof the following DTCs have been set: P0452 - EVAP Pressure Switch Stuck Closed. P0455 - EVAP System Large Leak. P0440 - General EVAP System Failure. P0456 - EVAP System Small Leak.If DTC P0456 is present use the wiTECH Small Leak Verification test (SLVT) to determine if a leak is present in the system. Customers may also experience one or more of the following: Vehicle will fail to start when cold at times. Noise heard from the drivetrain while stationary and vehicle is in Sport/Trackmodes. Extended engine crank times.

JEEP · 2022-03-29

Incorrectly Assembled Purge Flow Tube Inside Tube Elbow This bulletin involves inspecting and if needed reposition the purge tube inside the tube elbow. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find oneor more of the following Diagnostic Trouble Codes (DTCs). P0441 - EVAP Purge System Performance. P0452 - EVAP Pressure Switch ?A? Stuck Closed.

CHRYSLER, DODGE · 2020-11-14

Evaporative Emission Control System (EVAP) Purge Line Kinked This bulletin involves inspecting and possibly replacing the EVAP purge valve assembly. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or moreof the following Diagnostic Trouble Codes (DTCs) has been set:P0441 - EVAP Purge System Performance. P0452 - EVAP Pressure Switch Stuck Closed.

CHRYSLER, DODGE · 2020-11-14

Evaporative Emission Control System (EVAP) Purge Line Kinked This bulletin involves inspecting and possibly replacing the EVAP purge valve assembly. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or moreof the following Diagnostic Trouble Codes (DTCs) has been set:P0441 - EVAP Purge System Performance. P0452 - EVAP Pressure Switch Stuck Closed.

CHRYSLER, DODGE · 2020-11-14

Evaporative Emission Control System (EVAP) Purge Line Kinked This bulletin involves inspecting and possibly replacing the EVAP purge valve assembly. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) has been set:P0441 - EVAP Purge System Performance. P0452 - EVAP Pressure Switch Stuck Closed.

JEEP · 2016-07-30

"FLASH: POWERTRAIN DIAGNOSTIC AND SYSTEM IMPROVEMENTS THIS BULLETIN INVOLVES REPROGRAMMING THE POWERTRAIN CONTROL MODULE (PCM) WITH UPDATED SOFTWARE. THE CUSTOMER MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION OR NOTICE THAT THE FUEL SAVER INDICATOR LIGHT (FSI) IS TURNING ON AND OFF. UPON FURTHER INVESTIGATION THE TECHNICIAN MAY FIND ONE OR MORE OF THE FOLLOWING DIAGNOSTIC TROUBLE CODES (DTCS): · **P0452 - EVAP PRESSURE SWITCH STUCK CLOSED (10 MY WITH SALES CODE DEH ONLY).** · U0140 - LOST COMMUNICATION WITH BODY CONTROL MODULE. ATTEMPTING TO CLEAR THE DTC MAY BE UNSUCCESSFUL. OTHER ENHANCEMENTS INCLUDED IN THIS UPDATE: · IMPROVED FUEL PUMP RELAY OPERATION. · IMPROVED REMOTE START TIME AFTER KEY ACTIVATION. · IMPROVED AUTOMATIC SHUTDOWN RELAY (ASD) TIMER CALIBRATION. · FIX…

FORD · 2016-04-14

Some 2012-2015 Focus vehicles may exhibit inaccurate fuel gauge indication and/or inaccurate distance to empty. The vehicle may also exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0420, P1450, P0443, P0452, P0456, P0460 and/or P2196.

SUBARU · 2015-08-10

"THIS SERVICE INFORMATION BULLETIN REVIEWS A DESIGN CHANGE TO THE ENGINE WIRING HARNESS TO ELIMINATE IMPROPER DIAGNOSIS OF THE EVAPORATIVE LEAK CHECK MODULE (ELCM) BY THE ECM WHICH COULD SET DIAGNOSTIC TROUBLE CODE (DTC) P0451 IN ERROR. SOME EXAMPLES OF OTHER DTCS AFFECTED BY THIS HARNESS CHANGE ARE: P0068, P0452, P0453, P0107, P0108 AND P0300. THE CHANGE INVOLVES A REPOSITIONING OF THE SENSOR AND ACTUATOR WIRING GROUND JUNCTION POINT TO A LOCATION UNAFFECTED BY ENGINE MOVEMENT AND HIGH TEMPERATURES (NEAR TURBOCHARGER) WHICH MAY DEVELOP EXCESSIVE RESISTANCE. SINCE THIS CONDITION DEVELOPS OVER TIME, DTC(S) MAY SET VERY INTERMITTENTLY WITH LONG PERIODS OF TIME BETWEEN OCCURRENCES. A MORE FREQUENT OCCURRENCE OF ANY OF THESE DTC(S) MAY INDICATE A DIFFERENT ROOT CAUSE OTHER THAN THE CONDITION…

FIAT · 2015-04-07

Flash:1.4L Diagnostic And System Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon inspection, the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) are set in the Powertrain Control Module (PCM) memory. ? P0452-00 - EVAP Pressure Switch Stuck Closed. (2012 vehicles with Sales code EAB) ? P1607-00 - PCM Internal Shutdown Timer Rationality. (Sales code EAB only) ? P2610-00 - PCM Internal Engine Off Timer Performance. (Sales code EAB only) ? P1239-00 - Engine Oil Temperature Too Low. (Sales code EAB only) ? P0298-00 - Engine Oil Temperature Too High. (Sales code EAB only) ? P2299-00 -…

FORD · 2015-03-13

FORD 2012-2014 FOCUS: CERTAIN VEHICLES MAY HAVE INCORRECT FUEL GAUGE INDICATION LAMP WITH DIAGNOSTIC CODES P0420, P1450, P0452,P0456, P0460 OR P2196. *LJ

MAZDA · 2014-04-01

SOME VEHICLES MAY EXHIBIT A CONDITION WHERE THE CHECK ENGINE LIGHT ILLUMINATES IMMEDIATELY AFTER THE ENGINE IS STARTED AND DTC P0452:00 AND/OR P0453:00 IS STORED IN MEMORY. •P0452:00 - FUEL TANK PRESSURE SENSOR LOW INPUT•P0453:00 - FUEL TANK PRESSURE SENSOR HIGH INPUTTHIS CONCERN MAY BE CAUSED BY ANTS ENTERING THE FTP SENSOR THROUGH AN OPENING (TO ATMOSPHERE). THE ANTS BITE AND EVENTUALLY DAMAGE THE WIRING, WHICH RESULTS IN AN IMPROPER FTP SENSOR OUTPUT. TO ELIMINATE THIS CONCERN, THE INSIDE OF THE OPENING PIPE (TO ATMOSPHERE) HAS BEEN MODIFIED TO PREVENT ANTS FROM ENTERING.

CHEVROLET, GMC, PONTIAC · 2010-09-01

CHEVROLET/GMC/PONTIAC: INTERMITTENT MIL/CHECK ENGINE LIGHT ON, DTC P0442, P0446, P0451, P0452, P0453, P0454 OR P0455 (INSTALL FUEL TANK PRESSURE SENSOR COVER). THIS CONDITION MAY BE CAUSED BY NORMAL WATER ACCUMULATION OR CONDENSATION BLOCKING THE AIR REFERENCE PORT OF THE FUEL TANK PRESSURE SENSOR. *PE UPDATED 2/07/11. *PE UPDATED 2/25/11. *PE

CHEVROLET · 2009-09-01

CHEVROLET: ENGINE POWER IS REDUCED MESSAGE AND CHECK ENGINE LAMP ON WITH DTC P0841. THE CONCERN MAY BE INTERMITTENT. OTHER DTCS THAT MAY SET ARE P0532, P0522, P0452, P0335, P0106, P0101 AND P0068. THREE AREAS WHERE WIRE CHAFFING CAN OCCUR HAVE BEEN IDENTIFIED AND CONFIRMED. *PE

CHRYSLER, DODGE · 2009-06-11

CHRYSLER/JEEP/DODGE: FLASH-DRIVEABILITY IMPROVEMENTS OR MIL ILLUMINATION DIAGNOSTIC TROUBLE CODE P0452-EVAP PRESSURE SWITCH STUCK CLOSED. INCLUDES MY09 TOWN&COUNTRY; VOYAGER AND CARAVAN. *PE

CADILLAC, CHEVROLET, GMC · 2009-04-01

DIAGNOSTIC INFORMATION ON MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED WITH DTCS P0442,P0446, P0451, P0452, P0453, P0454, P0455 AND REPLACEMENT OF FUEL TANK PRESSURE (FTP) SENSOR/MODULE. *PE

CADILLAC · 2007-12-01

MIL, REDUCED ENGINE POWER, DTC P0087 P0089 P0451 P0452 P0628. *NJ

TOYOTA · 2004-11-12

REPAIR MANUAL SUPPLEMENT: LEV II EVAP SYSTEM CHECK - DIAGNOSTIC TROUBLE CODE (DTC) P0441, P0442, P0446, P0451, P0452, P0453, P0455 AND P0456. *NM

LEXUS · 2004-07-28

REPAIR MANUAL SUPPLEMENT. LEV II EVAP SYSTEM CHECK - DIAGNOSTIC TROUBLE CODES P0441, P0442, P0446, P0451, P0452, P0453, P0455 & P0456. *TT UPDATE. *TT

SATURN · 2004-03-01

SERVICE MANUAL UPDATE - DIAGNOSTIC TROUBLE CODE (DTC) P0452 AND P0453. *TT

SATURN · 2000-12-01

CUSTOMER MAY COMMENT THAT, ON OCCASION, THE REAR WASHER PUMP IS INOPERATIVE ; REAR WIPER MOTOR IS INOPERATIVE; SPEAKER VOLUME CUTS OUT INTERMITTENTLY; VEHICLE CRANKS BUT MAY NOT START; SES LIGHT IS ON WITH DIAGNOSTIC TROUBLE CODES P0447, P0452, P0462, OR P1635 IS SET ON VEHICLES BUILT UP TO AND INCLUDING VIN 1Z252292. *TT

BUICK, CHEVROLET, GMC, OLDSMOBILE ·

REDUCED ENGINE POWER MESSAGE AND/OR CHECK ENGINE LIGHT WITH ANY COMBINATION OF THE FOLLOWING DIAGNOSTIC TROUBLE CODES: P0107, P0112, P0452, P1120, P1220, P1221, P1271, P1275, P1280, P1481, P1515, P1540, P1633, P1635, P1639 AND P1682 POWERTRAIN CONTROL MODULE REPEAT. *TT