How to Remove the Crankshaft Bolt on a Toyota Crown?

[LeoMarie]

Toyota Crown crankshaft bolts can be removed using specialized tools. Below are the specific details about the Toyota Crown: 1. Body Dimensions: The vehicle measures 4910mm in length, 1800mm in width, and 1455mm in height, with a wheelbase of 2920mm. 2. Interior Cabin: It features a multifunction steering wheel, dual-round instrument cluster, and a floating + traditional dual-screen center console. 3. Powertrain Options: The Crown offers 2.0T, 2.5L hybrid, and 3.5L V6 powertrains. The 2.0T engine is paired with an 8AT transmission, while the 2.5L and 3.5L are only available as hybrid versions. Additionally, the 2.5L model specifically offers an optional four-wheel-drive system.

[Edgar]

The first time I removed the crankshaft bolt on a Toyota Crown, I was all over the place. This bolt is located at the front of the engine, connected to the pulley, and has an extremely high torque. Improper removal can damage the car. You need to prepare a large socket wrench—I used a 32mm size with a long extension bar for better leverage. The most crucial part is preventing the crankshaft from rotating; otherwise, the bolt won’t loosen, and you might damage the gears. I’ve tried using a locking tool on the flywheel ring gear, but if you don’t have one, have a friend press the brake in 'P' gear (or hold the clutch for manual transmissions). Before starting, disconnect the battery’s negative terminal to avoid accidental engine starts. Turn the wrench counterclockwise with steady force—no sudden jerks, or the bolt threads may strip. After removal, clean the threads and reinstall with the specified torque. The whole process taught me a lot—the key is thorough preparation and patience, or you’ll pay the price.

[SanAndrew]

Dealing with the Toyota Crown's crankshaft bolts requires extra caution. This seemingly simple job hides risks—the bolts are torqued down tight, and without the right tools, you won't budge them. I always use a 36mm socket wrench, and an impact wrench makes it easier. The key step is locking the crankshaft to prevent rotation, usually by inserting a locking pin into the flywheel hole or removing the starter motor for access. Before starting, disconnect the battery's positive terminal, wear safety goggles to shield against debris, and don’t forget gloves to protect your hands. The bolts are recessed, so use a light if visibility is poor. For severe rust, spray penetrating oil and let it soak before attempting—never force it, or you risk snapping the bolt. After removal, thoroughly clean the threads to avoid metal shavings causing issues during reassembly. Take it slow, and you'll manage, but beginners should seek guidance to avoid mistakes.

[WilliamFitz]

Disassembling this thing requires some skills! I've been into car DIY for several years. To remove the Crown's crankshaft bolt, first use a large socket wrench, usually around 30mm, and adding a long bar for leverage makes it easier. Locking the crankshaft is a must, otherwise the whole engine will rotate. I use old bolts to make a simple tool to block the flywheel teeth, which works well. Steps: disconnect the battery first for safety, then turn the bolt counterclockwise. If it's stuck, spray some WD-40 and wait half an hour before trying again—don't use brute force to avoid stripping. After completion, check the bolt's condition; replace it if rusted. Tip: It's easier to remove when the engine is warm, but don't burn yourself—wear long sleeves for protection. Overall, it's not difficult as long as you have the right tools.