DIY Spark Plug Replacement 2019 Mercedes GLA250 скачать в хорошем качестве

DIY Spark Plug Replacement 2019 Mercedes GLA250

In this detailed DIY guide, I'll show you how to replace the spark plugs on your 2019 Mercedes-Benz GLA250 (X156 chassis with the 2.0L turbo M270 engine – applies to 2015-2020 GLA250 models). This 60,000-mile service restores smooth idle, better throttle response, improved fuel economy, and prevents misfires or rough running. It's an intermediate job taking 45-90 minutes, and you'll save hundreds over dealer prices (often $500+). Spark plug specs (critical – use only these!): Type: NGK SILZKBR8E8S or equivalent OEM Mercedes (pre-gapped iridium/platinum) Gap: 0.028" (0.7 mm) – pre-gapped from factory; do NOT adjust Torque: 22-23 Nm (16-17 ft-lbs) – use a torque wrench to avoid damaging aluminum head threads Tools you'll need: 14mm thin-wall spark plug socket (essential – regular sockets can crack insulators) 3/8" ratchet + extensions (6" and 12" recommended) Torque wrench (set to 23 Nm) T25/T30 Torx bits (for engine cover/airbox if needed) Dielectric grease (for coil boots) Shop vac/compressed air (to blow out debris from wells) Gloves/rags Replacement recommendation: Genuine Mercedes/NGK laser iridium plugs (part #A2709050100 or equivalent) Timestamps: 0:00 Intro & Tools for Spark Plug & Ignition Coil Replacement 0:07 Removing the Engine Boot/Cover 0:16 Loosening Clips & Hoses (7mm + Primer Tool) 0:58 Disconnecting Hoses & Connectors (WD40 + Safety Clips) 2:35 Removing Breather Hose & Additional Clamps 4:50 Cutting Zip Tie & Removing Intake Tube/Plenum 6:21 Accessing & Removing Ignition Coils (10mm Bolts) 7:25 Wiggling Out Coils & Connectors 8:17 Removing Old Spark Plugs (14mm or 5/8" Socket) 8:59 Installing New Spark Plugs (Torque to 23 Nm) 10:08 Cleaning & Reinstalling Ignition Coils 11:13 Reassembling Boot, Hoses & Clamps 12:56 Reconnecting All Hoses, Connectors & Clips 15:33 Final Installation & Securing Everything 16:38 Done! Pro tips: Work on a cold engine! Blow out wells thoroughly to prevent dirt from falling in. Hand-thread plugs first to avoid cross-threading. Cylinder 1 (near turbo) may need a wobble extension. After install, clear any codes if needed and enjoy smoother performance. If this tutorial got your GLA250 running crisp again, like the video, subscribe for more Mercedes GLA DIYs, and comment your mileage or if you had any stuck plugs! Videos are for entertainment purposes only. The Mechanic OC inc. is not responsible for any damage physical or monetary or any other sort due to these videos. Consult a professional in your area before undertaking any vehicle repairs.