U1552 Trouble Code

View U1552 obd/2 error code description and symptoms. U1552 engine photo

Low Speed Fuel Pump Primary Circuit Malfunction The PCM monitors the low speed fuel pump (LFP) primary circuit output from the PCM.
The test fails if: When the LFP circuit is commanded on (grounded), excessive current draw is detected on the LFP circuit; or when the LFP circuit is commanded off, voltage is not detected on the LFP circuit (the PCM expects to detect VPWR voltage coming through the low speed fuel pump relay coil to the LFP circuit). Open or shorted low fuel pump (LFP) circuit Open VPWR to low speed fuel pump relay Damaged low speed fuel pump relay Damaged PCM An open circuit or short to ground can only be detected with the low speed fuel pump.

Gear changes are accomplished by a command from the TCM to energize the clutch actuator to release the clutch; after which various actuators inside the transmission disengage the current gear, and depending on current operating conditions, engage the next higher or lower gear ratio. All of this happens much faster than a human driver could change gears, and in most applications, gear changes are as smooth and seamless as on any fully automatic transmission.

U1552 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine U1552 light should flash briefly, indicating that the OBD system is ready to scan your vehicle for any malfunctions. After this brief flash, the light should stay off while you drive as long as no problems are detected. If door handle right front short to battery so, you'll be glad to know that your vehicle is equipped with an early warning system that could save you time, money, and fuel in addition to helping protect the door handle right front short to battery.

U1552 is a kind of Network Trouble Code

U-code indicates that engine communication errors and shows lost communication with engine parts.U-Codes are fairly straight forward, given all of the articles and technical publications that have been written regarding these problematic codes. In most cases, it just comes down to identifying the module that isn't communicating with the other modules on the CAN bus line for whatever reason.

Common Causes of U1552

A common cause of code U1552 is the failure of Door Handle Right Front Short To Battery, but there are several other possible causes as well, such as ;

EVAP canister or fuel tank leaks
Damaged ECM
EVAP system hose leaking
Insufficient cylinders compression

U1552 code for all cars

You can view according U1552 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+U1552 Peugeot Tepee

+U1552 Mercedes-benz R Class

+U1552 Panhard Junior

+U1552 Chenard Walcker 3-litre

+U1552 Chrysler 1610

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