U20AE Chevrolet Montana 2 OBD Code

OBD/2 U20AE error code description and symptoms.

The Transmission Fluid Pressure Switch allows the engine's control module (PCM) or Transmission Control Module (TCM) to use hydraulic fluid to engage the clutches in the transmission to allow for smoother shifting while driving. If the PCM or TCM detects an issue with the hydraulic clutch or the pressure switch, the PCM or TCM will set code U20AE

To check for an open circuit, trace along the length of the transmission control circuit, checking for breaks in the wiring. Repair any broken wiring and make sure all connectors are fully seated and locked.Pay close attention to connectors, looking for corrosion, bent or broken pins, or moisture in the connector. Repair any connector issues even if they are not specifically part of the transmission control circuit as they may serve a function in providing power to the transmission control circuit.

U20AE Chevrolet Montana 2 Error Code Repair Process :

The scent may U20AE signal oil or coolant leaking from their normally closed-loop systems, or it may indicate dangerous exhaust gases invading your car's interior. Car and truck exhaust contains toxic gases such U20AE, so if the inside of your car rear cargo door lock circuit short to ground as if you were standing behind your car, get out and get it fixed. Fight the urge to take a little nap first. So sleepy. That's the carbon monoxide talking, friends. At least open a window on your way to the shop.

Common Causes of Chevrolet Montana 2 U20AE OBD2 Code

A common cause of code U20AE is the failure of Rear Cargo Door Lock Circuit Short to Ground, but there are several other possible causes as well, such as ;

Continuous oil flow to the VCT piston chamber
Damaged camshaft position (CMP) sensor
Faulty variable valve timing (VVT)
Faulty Air fuel ratio (A/F) Sensor 1 Bank 1

U20AE 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.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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U20AE Chevrolet Montana 2 OBD Code

U20AE Chevrolet Montana 2 Error Code Repair Process :

Common Causes of Chevrolet Montana 2 U20AE OBD2 Code

U20AE code for other Chevrolet cars