TT Coupe L4-1.8L Turbo (ATC) (2001)
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Connect pressure gauge VAG1402.
A - Pressure switch
1 - VAG1402 Pressure gauge
2 - VAG 1402/6 Hose from adapter set
3 - Banjo bolt
4 - Pressure hose banjo union
5 - VAG1402/2
6 - VAG1402 Hose from pressure gauge
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Remove hose clamp 3094 from suction and return hoses.
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Start engine and if necessary, add fluid to reservoir.
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Turn steering wheel approximately 10 times from lock to lock.
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Now check delivery pressure.
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With engine running at idling speed, close cut - off valve (not longer than 5 seconds) and read off pressure.
Specification: 110 - 120 bar
Notes:
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If the reading is higher or lower than specified replace pump:
Removing and installing power steering pump: vehicles with pump in lower position.
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If reservoir fluid level is low then check steering system for leaks.
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For leaks at the pinion first check the pipes/pipe connections for leaks and if necessary, tighten and wipe dry.
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If the pinion seal or the rack seals in steering box housing are leaking then replace steering box.
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To check the rack seals loosen the hose clip on the boot and push boot to one side.