It means that the powertrain control module (PCM) detects a problem within the shift solenoid “A” circuit, which is one of the solenoids in your vehicle’s automatic transmission. The code specifically appears in a 2007 Dodge Ram 1500 SLT 5.7L due to conditions such as related DTCs, the (T20) L/R solenoid control circuit shorting to other This car is known for its transmission issues. Changing the gear oil won't do anything for the shutter. If you can and it gets bad enough, take it to the dealership and have them diagnose it. It'll either be the TCM is going bad or you may need the clutch replaced. 7 Common Causes of an Illuminated Transmission Warning Light. Unfortunately, there isn’t a one-size-fits-all answer to why the transmission warning light might be on. Some of the most common causes for the light include: Transmission Overheating. Transmission overheating is the most common cause of an illuminated transmission light. When the TCM fails, you may notice erratic shifting, that it’s stuck in gear, a slipping transmission or it could stall while shifting. The Check Engine Light or Transmission Warning Light could also come on. There could also be a drop in fuel economy, or the car could go into Limp Mode. Ford focus diagram wiring transmission a21a 082d 46db shift . . Ford EcoSport 1.5L AT: Transmission Control Module replaced under. Check Details. All About The 2012 Ford Focus Transmission Recalls - VehicleHistory. Check Details. Ford Focus with another transmission issues. This one is wild, I have not seen it explode like this. Luckily I always have extra parts laying around, got it Ford Model: Focus Body type: Hatchback Doors: 4 doors Drivetrain: Front-Wheel Drive Engine: 252 hp 2L I4 Exterior color: Race Red Combined gas mileage: 27 MPG Fuel type: Gasoline Interior color: Charcoal Black Transmission: 6-Speed Manual Mileage: 69,111 NHTSA overall safety rating: 5 Stock number: T4446A VIN: 1FADP3L90EL454169 Clutch Problems. Another possible cause of a Ford Focus not going into reverse is clutch problems. If the clutch is worn or damaged, it can prevent the transmission from engaging in reverse gear. In some cases, the clutch may be stuck engaged, which can also cause issues with shifting into reverse. The Powertrain control module / Engine control module (PCM/ECM) has determined there is a malfunction with the OSS sensor. The PCM/ECM may substitute values based on other sensors to determine shift timing, torque converter operation and EPC pressure if the OSS sensor information is unavailable. The OSS sensor is also commonly used for the I'd highly doubt it isn't covered as the automatic gearbox is absolute dogshite and there's lawsuits everywhere for it. However, if it isn't under warranty, at least you'll find out what the problem is. I had to take mine in due to transmission issues. Don't waste $250 when the dealership will fix it for free. 3D7B.