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| articles:replacing_190e_steering_gearbox [2020/12/03 06:41] – [Power Steering Fluid] john5788 | articles:replacing_190e_steering_gearbox [2020/12/03 08:36] (current) – [Steering gearbox removal] john5788 | ||
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| + | ===== Procedure ===== | ||
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| + | ==== Preparation ==== | ||
| + | - Lift front end of vehicle in the air | ||
| + | ==== Siphon / Drain Old Fluid ==== | ||
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| + | - Remove power steering fluid reservoir cap | ||
| + | - Remove filter | ||
| + | - Filter is held in place by a 10mm nut under spring tension. Caution when removing this 10mm nut as it may spring out once unthreaded | ||
| + | - Pull old filter out with pliers | ||
| + | - Use a suction gun to remove old fluid. | ||
| + | - Rotate steering wheel left and right to pump more fluid back into the reservoir. Remove as much as possible. | ||
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| + | ==== Steering gearbox removal ==== | ||
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| + | - Center steering wheel and lock in place | ||
| + | - Remove power steering hoses | ||
| + | - Remove the hose closer to the engine via the 17mm nut | ||
| + | - Remove the hose farther away via hose clamp farther down the line | ||
| + | - You will be removing the steering gearbox with one hose left attached | ||
| + | - Looking up the steering shaft input, there should be a 6mm bolt visible for the steering coupler. | ||
| + | - A stubby 1/4" 6mm hex bit may be required to remove this | ||
| + | - Remove drag link and driver side tie rod from pitman arm | ||
| + | - 17mm nuts must be renewed | ||
| + | - Remove driver side wheel to access 3x 15mm frame bolts inside the wheel well | ||
| + | - Pull steering gearbox out with pitman arm attached | ||
| + | - Remove pitman arm on the bench | ||
| + | - Use snap ring plier to remove snap ring | ||
| + | - Use gear puller if necessary | ||
| + | - Take note on where the pitman arm is mounted on the output shaft. This affects front toe settings. | ||
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| + | ==== Installation ==== | ||
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| + | - Install upper power steering hose with 19mm nut onto the replacement steering gearbox | ||
| + | - Install pitman arm (this can be deferred to after the gearbox has been mounted in the car for easier gearbox installation) | ||
| + | - Use centering mark to align and install | ||
| + | - Tighten down at the same depth as previously measured | ||
| + | - Install snap ring | ||
| + | - Install steering coupler to steering shaft | ||
| + | - Note the flat end on the steering shaft when installing the new coupler. This is where the bolt runs through | ||
| + | - Install steering gearbox to coupler, do not turn steering wheel to install bolt yet | ||
| + | - Install the 3 frame bolts in wheel well | ||
| + | - Tighten power steering hoses | ||
| + | - 17mm hose nut | ||
| + | - Hose clamp | ||
| + | - Install tie rod and drag link | ||
| + | - Use new self locking hex nuts | ||
| + | - Turn steering wheel and install other 6mm coupler bolt | ||
| + | - Install power steering filter in reservoir | ||
| + | - Fill power steering reservoir to capacity | ||
| + | - Steering may need to be fully rotated a few times for correct fill | ||
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