2010 Mazda 3 Hard shifting! No Com To The TCM.

We got a 2010 Mazda 3 with an extremely hard shift, and the MIL illuminated. It did not take long to see the TCM was not communicating. We do a few simple checks to find the problem. Hope you enjoy! Amazon Affiliate Links Below Tools In this Video LAUNCH X431 PRO3S+HDIII,Diesel&Gasoline https://amzn.to/44x03HL Digital Oscilloscope with 2 Channels https://amzn.to/3sAqy1L PowerMax PMBC 100 Amp 12V Battery Charger /Maintainer https://amzn.to/3ngWGFh OTC 3633 Mini-Coil Cord Circuit Tester https://amzn.to/43CgL96 Pamona Piercing Probes https://amzn.to/420H5Jr Cheaper Amazon piercing probes https://amzn.to/3n9FvFI Milwaukee 2567 High speed ratchet 3/8" Drive https://amzn.to/429TRVD Toughbook Panasonic CF-33, Intel i5-7300U https://amzn.to/3LlMtj6 Video Equipment I Use The camera I'm Using - Gopro Hero 11 Black https://amzn.to/3LzPzBc Telisin Neck mount for Gopro https://amzn.to/3NjfHl4 ULANZI Go Quick II Long Action Camera Stick Tripod https://amzn.to/3J5wSUC ULANZI Go Quick II Quick Release Flexible Clamp Mount https://amzn.to/455lIYc GoPro Media Mod https://amzn.to/3Jp7xoC Comica Vimo C3 Wireless Lavalier Microphone https://amzn.to/3Pon7o8 Tools I Use LAUNCH X431 V PRO ELITE 4.0 https://amzn.to/44K0FKl Lisle 28400 Heavy Duty Circuit Tests https://amzn.to/3sTENPo Power Probe III Circuit Test Kit https://amzn.to/3PlE69d 19 Pieces Wire Piercing Probe Insulation Back Probes https://amzn.to/3Pb1KoM