LAUNCH X431 PRO3: TCM Fast Learn Resolves Shift Anomalies in MG6 Car

 The LAUNCH X431 tool can resolve shifting anomalies caused by loss of adaptive data after vehicle transmission repair by executing the "TCM Fast Learn" function. This article explains how to execute this function on a 2018 MG (SAIC) New MG6 using the LAUNCH X431 PRO3 V+ ELITE.

Function Description:

This function is a static adaptive calibration procedure for the TCM (Transmission Control Module).

Under the command of the diagnostic tool, and with the vehicle stationary, the TCM automatically completes the calibration and writing of the clutch fill time, oil pressure compensation, and shift adaptation parameters, rebuilding the transmission adaptive learneda values in a single operation.

It resolves shift abnormalities caused by the loss of adaptive data after transmission repair.

Tested Model:

2018 — MG (SAIC) — New MG6

Supported equipment:

X431 PRO series, X431 PRO3 series, X431 PRO5, and X431 PAD series, the current one for Demo is X431 PRO3 V+ ELITE.

Operating Procedure:

1) Connect the VCI (SmartLink) to the vehicle’s OBD port, then select [Local Diagnose] -> [MG (SAIC)] in the X-431 app. It is recommended to use the MG (SAIC) software version V13.70 or higher.


LAUNCH X431 PRO3_ TCM Fast Learn Resolves Shift Anomalies in MG6 Car

2) Choose [Automatically Search] to identify vehicle models automatically. Choose [New MG6].


LAUNCH X431 PRO3_ TCM Fast Learn Resolves Shift Anomalies in MG6 Car

3) Once in the topology map interface, tap [TCM], then tap [ENTER] to access the system.


LAUNCH X431 PRO3_ TCM Fast Learn Resolves Shift Anomalies in MG6 Car

4) Choose [Special Function] -> [TCM Fast Learn].


LAUNCH X431 PRO3_ TCM Fast Learn Resolves Shift Anomalies in MG6 Car

5) Ensure P or N is selected, ignition is ON, and the vehicle is NOT in READY mode or running, then tap [OK].


LAUNCH X431 PRO3_ TCM Fast Learn Resolves Shift Anomalies in MG6 Car

6) Tap [OK] after the ignition is off. Wait for the countdown to end, and click [OK] After Ignition On.


LAUNCH X431 PRO3_ TCM Fast Learn Resolves Shift Anomalies in MG6 Car

7) Once the countdown ends, read and follow the on-screen prompts, then click [OK].

Operation prompt:

Apply The EPB System, Block The Driving Wheels.

Select Park.

Turn Off Engine Load Equipment Such As Air Conditioner.

Start Engine.

Press Brake Pedal.

DO NOT Touch Accelerator Pedal.

Ensure Coolant Is Below 130 Degree C.

Ensure Transmission Oil Temperature Is Between -10 To 100 Degree C.


LAUNCH X431 PRO3_ TCM Fast Learn Resolves Shift Anomalies in MG6 Car

8) Shift the lever P -> R -> D -> P, repeat 3 times, stop on P, thentap [OK].


LAUNCH X431 PRO3_ TCM Fast Learn Resolves Shift Anomalies in MG6 Car

9) Disentangle the brake pedal, then tap [OK].


LAUNCH X431 PRO3_ TCM Fast Learn Resolves Shift Anomalies in MG6 Car

The operation has been successful; click [OK] to finish.

Comments

Post a Comment

Popular posts from this blog

LAUNCH X431 PRO ELITE vs PRO3 V+ ELITE: Comparison & Winner

Image
 When choosing a high-end automotive diagnostic tool, Launch’s X431 series stands out. Two top contenders are the X431 PRO ELITE and the X431 PRO3 V+ Elite . Both are powerful, but key differences may sway your decision. Here’s a concise comparison to help you choose. Comparison Table Detailed Comparison & Analysis Hardware & Design The PRO3 V+ Elite takes the lead with a larger 10.1-inch screen (vs. 8-inch) and a slightly larger battery (6300mAh), offering better visibility and longevity. Crucially, it comes with the SmartLink C VCI module included, supporting both Bluetooth and USB connections. The PRO ELITE requires this module to be purchased separately. Diagnostic Capabilities Both tools offer a full suite of functions: full-system diagnosis, active tests, ECU coding, remote support, and guided functions. However, the PRO3 V+ Elite supports significantly more vehicle systems (60+ vs. 38+) and includes valuable extras like a Technical Service Bulletin ...
Read more

LAUNCH-X431 PRO ELITE Review: Pros & Cons, Worth or Not?

Image
 Today I’ve be reviewing the LAUNCH-X431 PRO ELITE diagnostic scan tool, I’ll give my take on the pros and cons of getting this scanner. Unboxing Review We have some documentations: the manual, quick start guide and the activation C as well as a packing list. In the box, we have the OBD2 cable, USB type A to type C cable, charging brick and US/UK/Euro zone style wall socket adapters. And we also have the X431 PRO ELITE scanner itself, which feels hefty and solid build quality. Really feels topnotch. At the top, there are the USB type port, type C port, diagnostic port and power button. On the back, there are a 8MP camera, a flash speaker and the kick stand. This is an 8-inches display, supports newer protocols like the CAN FD and DoIP. Its battery is 6000mAh. Functions Overview This is an all-system scanner as you would expect. It supports by directional testing, does ECU coding as well as adaptations. It’s a one-stop shop solution for automotive repair given it...
Read more

LAUNCH X431 Pros Elite vs CRP919X BT: Which one is better?

Image
LAUNCH CRP919X BT is the latest product in the CRP series, and both its functions and hardware have been greatly updated. So what is the difference between CRP919X BT and the traditional X431 small-size tablet Pros Elite ? This article will compare the two. Note: CRP919X and CRP919E have the same functions and can be regarded as the same product customized by different dealers. LAUNCH X431 Pros Elite vs LAUNCH CRP919X BT:   In Sum: The VCI of the two devices is different: LAUNCH CRP919XBT is equipped with DBScar VII, and supports Bluetooth connection; LAUNCH X431 PROS Elite is not equipped with DBScar VII, only supports USB connection. CRP919X BT has fewer functions than X431 PROS Elite and supports fewer expansion modules. LAUNCH X431 PRO ELITE expansion modules : Oscilloscope, S2–2 Sensorbox, Multimeter(S2–2), Battery Tester(BST360), IMMO Programmer(X-PROG3), TPMS(i-tpms/ TSGUN), Key Programmer. LAUNCH CRP919E BT expansion modules : TPMS(i-tpms/ TSGUN), Ba...
Read more