L322 brake servo leak

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iomdoc

New Member
Posts
11
Location
Isle of Man
Hi all,

My 2005 L322 has developed a brake servo leak (I think). It started after a heavy braking incident, cause some fool who pulled out on me. I stopped ok so no damage or anything. The ABS activated briefly but then ever since, after a second or 2 on the brakes, the brake pedal becomes really hard and i have to stamp on it. Brakes all work fine just needs more force.

When braking I can also hear what sounds like an air leak coming from behind the speedo (right where the servo is).

Does anyone have any experience with problems on the brake servo on an L322? Also how hard is it to replace? I have the workshop manual so I could work through it, but any advice or checks i can do first would help me loads.

Cheers,
Dave
 
Hi all,

My 2005 L322 has developed a brake servo leak (I think). It started after a heavy braking incident, cause some fool who pulled out on me. I stopped ok so no damage or anything. The ABS activated briefly but then ever since, after a second or 2 on the brakes, the brake pedal becomes really hard and i have to stamp on it. Brakes all work fine just needs more force.

When braking I can also hear what sounds like an air leak coming from behind the speedo (right where the servo is).

Does anyone have any experience with problems on the brake servo on an L322? Also how hard is it to replace? I have the workshop manual so I could work through it, but any advice or checks i can do first would help me loads.

Cheers,
Dave
Does the L322 have a brake servo? I thought it was like the P38, an electric pump and a modulator.
So I learn something every day, just checked RAVE and it does indeed have a vacuum servo. Are you sure the vacuum pipe is not leaking?
 
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Does the L322 have a brake servo? I thought it was like the P38, an electric pump and a modulator.
So I learn something every day, just checked RAVE and it does indeed have a vacuum servo. Are you sure the vacuum pipe is not leaking?
Does it really???

I thought that ABS system relied on the higher pressures produced by the Boost Pump and/or the Precharge Pump...I do know the L322 has a Pre Charge Pump....

Gonna check RAVE now, and then go and lift the bonnet...cos if it does indeed have a vacuum servo...I'll be gobsmacked!
 
Thanks Datatek. I've had a quick look today but it's really fiddly in there. I'll get the bonnet up properly and have a good look in there asap.

I hope it is a hose leak as a new one is £200+ :( although just found a used one on ebay for £90.

Some hard evidence for ya Saint.v8 ;)
Range Rover L322 Brake Booster Servo SJG000090 | eBay
Well I'm blowed....I never knew that...!!

Maybe LR realised after all the boost pump failures and accumulator issues on the P38, and late classics, going back to older, proven tech was the way to go!!!

Thanks iomdoc, everyday is a school day!

Word of note: Whilst £200 is a lot of cash - never scrimp on Brake parts...whilst the Eblag one may be cheaper it is also second hand...regardless of warrenty or guarantee given by the vendor....for peace of mind go new on brake and steering parts, as these two system can save your life!
 
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Well I'm blowed....I never knew that...!!

Maybe LR realised after all the boost pump failures and accumulator issues on the P38, and late classics, going back to older, proven tech was the way to go!!!

Thanks iomdoc, everyday is a school day!

Word of note: Whilst £200 is a lot of cash - never scrimp on Brake parts...whilst the Eblag one may be cheaper it is also second hand...regardless of warrenty or guarantee given by the vendor....for peace of mind go new on brake and steering parts, as these two system can save your life!

Nah, they just like complication, there are also 2 electric pumps according to RAVE:rolleyes:
 
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