Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
RAM
Reported code forms P0340
Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle exhibit/set SYMPTOM: one or more of the following Diagnostic Trouble Codes (DTCs):…
CHRYSLER
Reported code forms P0340
Flash: Powertrain Control Module (PCM) Updates This bulletin involves updating the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…
RAM
Reported code forms P0340
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…
CHRYSLER
Reported code forms P0340
Flash: Powertrain Control Module (PCM) Updates This bulletin involves updating the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…
CHRYSLER
Reported code forms P0340
Flash: Powertrain Control Module (PCM) Updates This bulletin involves updating the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…
FORD
Reported code forms P0340
Some 2020-2021 Escape vehicles may exhibit various symptoms due to a loss of voltage reference (VREF) from the 14290 harness above the steering shaft u-joint. Possible symptoms may include an illuminated malfunction…
FORD
Reported code forms P0340
Some 2020-2021 Escape vehicles may exhibit a loss of voltage reference (VREF) or runs rough, blow fuse 44 and may or may not set DTC's P06A7,P0840,P0842,P0845,P0847,P2122,P2127,P0522,P008A,P06A6,P2196,P0192,…
CHEVROLET, GMC
Reported code forms P0340
This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Some customers may comment on any of the following concerns: - SES MIL - No Start - No…
JEEP
Reported code forms P0340
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with thelatest available software. The customer may experience a Malfunction Indicator Lamp (MIL)…
JEEP
Reported code forms P0340
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with thelatest available software. The customer may experience a Malfunction Indicator Lamp (MIL)…
JEEP
Reported code forms P0340
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…
JEEP
Reported code forms P0340
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation…
JEEP
Reported code forms P0340
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation…
DODGE, JEEP
Reported code forms P0340
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…
FORD
Reported code forms P0340
Updated Technical Information for Power Steering Control Module (PSCM) reset after PCM reprogram. Unplugging the PSCM is no longer required as new FDRS service function is available. In some of the affected vehicles,…
FORD
Reported code forms P0340
In some of the affected vehicles, the customer may experience limited powertrain acceleration and speed along with a “Stop Safely Now” message and a check engine light displayed in the instrument cluster. Diagnostic…
CADILLAC, CHEVROLET, GMC
Reported code forms P0340
This Preliminary information communicates The vehicle may have an SES lamp with any of the following DTC P06DA, P06DB, P06DC, P250A, P0300, P0340, P0341, P0335, P0336, P0641, P0011, P0010, P2088, P2089, and/or P2230.…
FORD
Reported code forms P0340
In some of the affected vehicles, the customer may experience limited powertrain acceleration and speed along with a Stop Safely Now message and a check engine light displayed in the instrument cluster. Diagnostic…
CHEVROLET, GMC
Reported code forms P0340
This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Some customers may comment on any of the following concerns: - SES MIL - No Start - No…
FORD, LINCOLN
Reported code forms P0340
2013-2018 C-Max, 2013-2020 Fusion Hybrid/MKZ Hybrid vehicles may exhibit a MIL with Diagnostic Trouble Code (DTC) P0340 and/or P0344. This may occur due to excessive moisture build up in the engine oil. Excess moisture…
CADILLAC, CHEVROLET, GMC
Reported code forms P0340
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0340 and…
RAM
Reported code forms P0340
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…
RAM
Reported code forms P0340
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…
CHEVROLET, GMC
Reported code forms P0340
This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Some customers may comment on any of the following concerns: - SES MIL - No Start - No…
CHEVROLET, GMC
Reported code forms P0340
This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Some customers may comment on any of the following concerns: - SES MIL - No Start - No…
CADILLAC, CHEVROLET, GMC
Reported code forms P0340
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0340 and…
MAZDA
Reported code forms P0340:00
If you receive a customer complain of lack of power, rough idle, engine noise with stored DTC's P0340:00, P0304:00, P3400:00, P349B:00, and/or P3498:00, perform the following.
JEEP
Reported code forms P0340
Flash: Powertrain Control Module (PCM) Update This bulletin involves reprogramming the PCM with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation…
FIAT
Reported code forms P0340
Flash: Powertrain Control Module (PCM) Update This bulletin involves reprogramming the PCM with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation…
CHRYSLER
Reported code forms P0340
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. A customer or technicians may be unable to read data information from the OBDII connector…