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Showing results 1 to 25 of 173
Search took 0.02 seconds. Search: Posts Made By: LightlyToasted
Forum: X5 (E70) Forum 08-07-2025, 08:28 AM
Replies: 15
Views: 1,486
Posted By LightlyToasted
Replaced MC with OE (TRW). Brakes feel and...

Replaced MC with OE (TRW). Brakes feel and function fine now.

Was difficult to bleed the system. I bench bled the MC before installing it, then:

pressure bled
pressure bled + cycled DSC
...
Forum: X5 (E70) Forum 07-22-2025, 02:52 PM
Replies: 15
Views: 1,486
Posted By LightlyToasted
I found an M12x1.0 double flare plug online. ...

I found an M12x1.0 double flare plug online. I'll see if I can get one locally.


Don't understand what you mean by retracting. If everything is working properly you should get pressure when you...
Forum: X5 (E70) Forum 07-22-2025, 01:59 PM
Replies: 15
Views: 1,486
Posted By LightlyToasted
I don't understand how the ABS/DSC could leak...

I don't understand how the ABS/DSC could leak fluid internally without the fluid level in the reservoir dropping. Where would the fluid go?


Not off hand. I guess I could make one up with a...
Forum: X5 (E70) Forum 07-22-2025, 11:55 AM
Replies: 15
Views: 1,486
Posted By LightlyToasted
Well guys, I'm losing my effing mind. ...

Well guys, I'm losing my effing mind.

Removed the (new, recently-replaced) master cylinder. The front circuit seal had indeed failed completely - it would not build any pressure on the bench. ...
Forum: X5 (E70) Forum 07-02-2025, 01:01 PM
Replies: 15
Views: 1,486
Posted By LightlyToasted
Yes, I have that kit. When bench bleeding both...

Yes, I have that kit. When bench bleeding both circuits were pumping, so I suspect the seal gave way after it was installed on the vehicle. That could have been the "pop" I heard.

No air...
Forum: X5 (E70) Forum 07-02-2025, 08:11 AM
Replies: 15
Views: 1,486
Posted By LightlyToasted
Removed the MC and bench tested it. Sure enough,...

Removed the MC and bench tested it. Sure enough, the front circuit had failed completely and would not build any pressure at all.


FWIW it was a new Beck Arnley from RockAuto with a 1 year...
Forum: X5 (E70) Forum 06-30-2025, 03:12 PM
Replies: 15
Views: 1,486
Posted By LightlyToasted
Nope - pedal sinks about 90% to the floor no...

Nope - pedal sinks about 90% to the floor no matter if I press slowly or hard.


Come to think of it, I recall hearing a "pop" noise right after I installed the master cylinder and initially...
Forum: X5 (E70) Forum 06-30-2025, 12:41 PM
Replies: 15
Views: 1,486
Posted By LightlyToasted
No brake pressure on front circuit after master cylinder replacement

2007 BMW X5 E70 4.8i.


Original problem was a hard brake pedal despite good vacuum at booster so I replaced the booster, which involves removing and reinstalling the master cylinder then...
Forum: X5 (E70) Forum 01-26-2025, 07:41 AM
Replies: 22
Views: 4,935
Posted By LightlyToasted
Removing the center console without the TIS...

Removing the center console without the TIS instructions would be quite a challenge, as the order of removing parts is important. The TIS can still be found online via a Google search, and the TIS...
Forum: X5 (E70) Forum 12-31-2024, 03:54 PM
Replies: 24
Views: 1,308
Posted By LightlyToasted
Yep - it was the heater control valve. I don't...

Yep - it was the heater control valve. I don't have the new part yet, and need the vehicle for the next few days, so I put everything back together with the cleaned up and dried out old valve. Heat...
Forum: X5 (E70) Forum 12-30-2024, 06:20 PM
Replies: 24
Views: 1,308
Posted By LightlyToasted
Valve brand was SKP purchased from RockAuto 2...

Valve brand was SKP purchased from RockAuto 2 years ago. I typically never purchase cheap parts, so I cannot explain why I had bought the cheap SKP (maybe the others weren't in stock or something)....
Forum: X5 (E70) Forum 12-30-2024, 04:03 PM
Replies: 24
Views: 1,308
Posted By LightlyToasted
After disassembling and reassembling the heater...

After disassembling and reassembling the heater control valve, both valves are now open. One of the coils had coolant on it, so perhaps some coolant slipped by a seal and either gummed things up or...
Forum: X5 (E70) Forum 12-30-2024, 03:19 PM
Replies: 24
Views: 1,308
Posted By LightlyToasted
Removed the heater control valve. My...

Removed the heater control valve. My understanding is that the valve is supposed to be fully open when it is disconnected, but mine is fully shut. Can anyone confirm that the heater control valve...
Forum: X5 (E70) Forum 12-30-2024, 01:28 PM
Replies: 24
Views: 1,308
Posted By LightlyToasted
Removed and bench tested the auxiliary water pump...

Removed and bench tested the auxiliary water pump - it's OK. Will move on to the water valve next.

FYI - I pressure tested the cooling system after replacing a failed hose to ensure there wasn't...
Forum: X5 (E70) Forum 12-22-2024, 01:20 PM
Replies: 24
Views: 1,308
Posted By LightlyToasted
It was a Pierburg pump, which is OE, so not a...

It was a Pierburg pump, which is OE, so not a cheap pump.
Forum: X5 (E70) Forum 12-22-2024, 11:55 AM
Replies: 24
Views: 1,308
Posted By LightlyToasted
I am beginning to suspect the secondary water...

I am beginning to suspect the secondary water pump which I replaced only 1 year ago, as the symptoms seem to match. If I rev the engine so that the primary water pump pushes harder then the heater...
Forum: X5 (E70) Forum 12-18-2024, 04:10 PM
Replies: 24
Views: 1,308
Posted By LightlyToasted
Yes, the 4.8 has a belt-driven pump. LOL....

Yes, the 4.8 has a belt-driven pump.


LOL. The cooling system on the N62 is basically water soluble. I've replaced everything over the past few years.


Not that I have found so far. Not...
Forum: X5 (E70) Forum 12-18-2024, 01:59 PM
Replies: 24
Views: 1,308
Posted By LightlyToasted
I was able to use ISTA to read the temperature...

I was able to use ISTA to read the temperature sensors by selecting the IHKA module, selecting "Call Up ECU functions", "Diagnosis scan" tab, "Status - IHKA high", then selecting whatever sensors I...
Forum: X5 (E70) Forum 12-17-2024, 06:11 PM
Replies: 24
Views: 1,308
Posted By LightlyToasted
Hmm, I may have found something in ISTA to allow...

Hmm, I may have found something in ISTA to allow me to read the temperature sensors. I'll try this out tomorrow morning and report back.
Forum: X5 (E70) Forum 12-17-2024, 05:28 PM
Replies: 24
Views: 1,308
Posted By LightlyToasted
ISTA performs a similar function, but I haven't...

ISTA performs a similar function, but I haven't yet found a way to read the individual temperature sensors in the heater core nor air vents nor interior. The coolant temperature and outside...
Forum: X5 (E70) Forum 12-17-2024, 03:21 PM
Replies: 24
Views: 1,308
Posted By LightlyToasted
Hmm, couldn't find it in INPA either, but I'm not...

Hmm, couldn't find it in INPA either, but I'm not very familiar with that tool.

Apparently there are L and R vent temperature sensors, L and R heater core temperature sensors, and a cabin...
Forum: X5 (E70) Forum 12-17-2024, 03:00 PM
Replies: 24
Views: 1,308
Posted By LightlyToasted
Yes, V8 has an auxiliary pump, located below the...

Yes, V8 has an auxiliary pump, located below the power steering fluid reservoir at the front left of the engine bay. The pump feeds the heater control valve.

Engine coolant temperature stays...
Forum: X5 (E70) Forum 12-17-2024, 02:18 PM
Replies: 24
Views: 1,308
Posted By LightlyToasted
inconsistent heat

2007 4.8i.

Symptom: air through vents alternately blows warm then cool in roughly 30 second intervals.

Test: Crank up the temperature to max, choose auto mode, and go for a drive. Cabin...
Forum: X5 (E70) Forum 12-01-2024, 08:14 PM
Replies: 12
Views: 5,780
Posted By LightlyToasted
Seems everyone makes a tool set for the E53, but...

Seems everyone makes a tool set for the E53, but I cannot find any for the E70.


My subframe bushings appear to need replacement. A local BMW indy refused the job :dunno: without explanation, so...
Forum: X5 (E70) Forum 10-25-2024, 10:08 PM
Replies: 0
Views: 745
Posted By LightlyToasted
rear lower control arm bushing DIY

'07 4.8i with 3rd row seat and air springs. I have been experiencing a loose side-to-side feeling from the rear of the X5 for some time now. I had previously replaced the upper control arms,...
Showing results 1 to 25 of 173
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