Error Code P07AA: What It Means & What To Do?

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The control module sets OBD error code P07AA when it detects that the clutch is not activating as desired. This transmission clutch is monitored by the Hybrid Control Module. This module also possesses the capability to place the vehicle in ‘limp home’ which limits the performance of available engine/transmission in order to prevent any additional damage. The PSCM or the Power Steering Control Module monitors the required force needed to assist the steering of the vehicle when the ignition is on and the voltage is above 6V to the PSCM.

Before the Engine Control Module or ECM activate this P07AA error code it proactively monitors and adjusts other sensors and systems to ensure self-diagnosis. Hence, it is important to not overlook this faulty code, and make sure you focus on this before your everyday driving causes further damage to your vehicle. The ‘E’ in the error Transmission Friction Element “E” Performance/ Stuck Off may refer to various possible issues, you could be dealing with specific circuit/wire or a particular friction element in the transmission, referring the service manual is the smartest way to find components, wires, and technical specifications.

What causes this problem with the Transmission Friction Element “E” Performance/ Stuck Off?

• ATF fluid is low
• Worn Out internal friction element
• Dirty ATF
• Issue with wiring issue such as. open, short, chafe, heat damage
• Uneven sized tires
• Uneven rotational speed/circumference present (e.g. low tire pressures, brake stuck on, etc.)
• Issue with TCM (Transmission Control Module)
• Issue with ECM (Engine Controls Module)
• Damage to module and/or harness by water

1. Powertrain Control Module - Repair the PCM for issues, if you have to buy a new one, don’t look any further Parts Avatar has the solution for you. Simply browse through and order online from a wide range of car parts. We ship across Canada
2. Engine Control Module - In error P07AA don’t take issues with the ECM lightly, repair or go for replacement. You can order online stress free from us, and track your shipment till it reaches you.
3. Automatic Transmission Parts - Fix issues you have found, if that’s not helping resolve the error code, then opt for replacement. We ship free to the remotest corners or Canada on orders over $99.
4. Transmission Control Module - Purchase a new one from Parts Avatar, we have the widest range of branded car parts. You will definitely be able to find the right one compatible with your vehicle specifications.
5. Body Control Module - Repair the problems or if need be replacing the module or its parts. You can get the best offers, and prices on Parts Avatar. Order from the comfort of your home and have your order shipped right to your doorstep.

Knowledge of the symptoms helps a great deal with diagnosis, and so we have provided a list of common symptoms you can refer associated with Transmission Friction Element “E” Performance/ Stuck Off

Common Symptoms

• Handling is uneven
• Slipping of transmission
• Erratic shifting noticed
• Atypical shift patterns
• Difficult shift selection
• Leak of the ATF (Automatic Transmission Fluid)
• Torque is low
• Wrong power output

Here are few easy correction steps by which you can correct the P07AA error code:

• Check for contaminants and replace transmission fluid
• Repair or replace ECM/PCM
• Repair or replace Body Control Module

Don’t stress when this code is flashing, we are here to resolve all your matters. Take a look at the superior quality of auto parts that we provide, these include PCM, ECM, Body Control Module, Engine Control Module etc. Simply order online and have them delivered to you in a matter of days.

Follow the steps below to diagnose P07AA error code easily:

• Get hold of your vehicles Technical Service Bulletins and research it. Match it to your vehicles specifics like year of make, model, make, engine details etc. This will help you when the diagnosis gets advanced and specifics are required to solve the issue. Now follow the steps below to resolve this OBD error

Step 1 - is to do basic maintenance checks, starting with the transmission fluid. The ATF (Automatic Transmission fluid) has to be clean, free from any debris and not smelling burned. In general maintenance schedules should be followed. If you’re unable to recall the last maintenance session, simply start off by doing it now check filter+fluid+gasket and make sure you keep track of the A/T services in the future.

Step 2 - is to refer your manual and find the master connector. There will be several connectors/harnesses for this system alone, the master connector will be present as the junction connector. Check if the connector is seated properly, this will automatically ensure a solid electrical connection. The connectors location on the A/T is subject to vibrations that could cause connections to become loose or even physically damaged. ATF can also sometimes saturate the connectors and wires causing issues in the future as well as present.

Step 3 - is about being smart and weary of the overall condition of your vehicle. One system can cause issues with the other systems, directly or indirectly. So, ensure there are no uneven tires, worn out suspension parts, improper wheels, etc. All of these can contribute to issues in your A/T as well as other systems. Sort these issues out to get rid of the error.

Common mistakes when diagnosing the P07AA code

• Failure of internal transmission
• Low levels of transmission fluid
• Failure of transmission valve body solenoid