Testing sensor on R1

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Mr OCD

Original Poster:

6,388 posts

212 months

Sunday 28th September 2014
quotequote all
theshrew said:
You might get some air in the engine now laugh
Funny thing is yamaha say check it every 12k ... But no mention of replacement ... I just cleaned it out at last service but that one is beyond saving now. £30 for an OE paper filter!!

Mr OCD

Original Poster:

6,388 posts

212 months

Sunday 28th September 2014
quotequote all
Debating to check valve clearances whilst it is apart and waiting for coil loom and air filter ...

The plan was to do it in winter but given Ive 2-3 days before parts arrive and most of the bike is already stripped down it makes sense even if I do need to drop radiator again.

Not a job to look forward too mind

Mr OCD

Original Poster:

6,388 posts

212 months

Sunday 28th September 2014
quotequote all
Decided to leave the valve clearances till winter as there is a lot more work to it than I thought to get in there.

In other news I traced the wires from the CIS back to the ECU.

White with black stripe - directly to ECU

Blue - goes to ECU but also TPS, ex up servo motor, iaps, aps, lean angle

Black with blue stripe - TPS, intake, aps, cps, intake air temp, lean angle

White and black stripe is the signal wire so reckon this was the culprit...

Interesting to find out anyway... Next step is clean the earths up (preventive maintenance) and wait for the parts.

I'm checking the whole bike off whilst it is in bits which is a good job as I found a small coolant leak from the front pipe ...

I also want to check resistances on the coils as one of the coils is pretty manky and on the same loom as the CIS which could cause interference?

Mr OCD

Original Poster:

6,388 posts

212 months

Sunday 28th September 2014
quotequote all
Coils primary resistances are all just in spec on the higher side which is fine. Can't check secondary resistances though as can't get a good reading on my multimeter for some reason...

Having the factory yamaha service manual is a god send ...

Mr OCD

Original Poster:

6,388 posts

212 months

Sunday 28th September 2014
quotequote all
Ignition coil sub loom...



You can see the three wire plug which is the ECU side of the CIS coupler ... The plug I suspect is a bit iffy.

The remaining plugs are for the coils with the white one being for AIS (I think... ) ...

Mr OCD

Original Poster:

6,388 posts

212 months

Sunday 28th September 2014
quotequote all
My butchered sensor for testing along with loons sensor (which the sheath has been damaged by fan)


Mr OCD

Original Poster:

6,388 posts

212 months

Sunday 28th September 2014
quotequote all
The current mess ...


Mr OCD

Original Poster:

6,388 posts

212 months

Monday 29th September 2014
quotequote all
Hooli said:
That's clean laugh

I had to shake the dirt out of mine recently, it seems after 60k on one filter it gets so blocked the bike sucks oil out of the crank breather! explains why it started using oil for the first time ever. I'll replace it at 100k & then every 50k from now on to avoid that again.
I'm gob smacked to be honest... I'm not lax with maintenance but the state of it made me cringe! ... 30k miles ... I checked it at 18k as well and it just needed blowing back out. biggrin

Mr OCD

Original Poster:

6,388 posts

212 months

Monday 29th September 2014
quotequote all
Spot of cleaning whilst it is in bits... still scrubs up pretty well.



Plan to clean up the ground wires and check the fuse box this evening. Little else I can do now until the parts arrive.

Mr OCD

Original Poster:

6,388 posts

212 months

Monday 29th September 2014
quotequote all
sc0tt said:
When did you last change that filter?
- Check every 8,000 miles

(although does say replace if necessary - at last check it wasn't... )

Edited by Mr OCD on Monday 29th September 12:53

Mr OCD

Original Poster:

6,388 posts

212 months

Monday 29th September 2014
quotequote all
A bit OCD... But I've gone over every single connector on the bike... Cleaned up and ACF50 it ...

biggrin

Mr OCD

Original Poster:

6,388 posts

212 months

Monday 29th September 2014
quotequote all
Fleegle said:
My 27 year old 250 started 2nd kick tonight. Not been touched since December.

Not a single bit of fur on the connectors.....but then it gets cleaned 'dry'
I'm happy for you sweet cheeks wink

Most of the connectors have been A1 ... The ones that live inside the outer fairings had some light fur in a couple of them no doubt due to riding in wet and washing ... Easy to clean up and ACF50 will keep them that way in future.

Mr OCD

Original Poster:

6,388 posts

212 months

Monday 29th September 2014
quotequote all
Shadow R1 said:
Yep white one is the ais system, not on mine its been removed. smile
I've never bothered ... smile

Mr OCD

Original Poster:

6,388 posts

212 months

Friday 3rd October 2014
quotequote all
So... the bike is back together in one piece... with the new ignition coil loom. All electrical plugs have been cleaned and protected with ACF50, fully serviced with new plugs and filters and a new battery.

New loom installed carefully and fixed up behind the coils... the CIS coupler and loom has been run across the front of the engine to prevent interference from the coils and I've located the plug as close to the fairing as I can for ease of access should I need to do further testing. It avoids me having to rip the whole bike apart.

This morning - it started.

Bets are now on as to whether it starts tonight smile

Mr OCD

Original Poster:

6,388 posts

212 months

Friday 3rd October 2014
quotequote all
Hooli said:
50/50 I reckon.
Better odds that I was expecting... hehe

Mr OCD

Original Poster:

6,388 posts

212 months

Friday 3rd October 2014
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... And it's broken...
















... I lied. biggrin

Mr OCD

Original Poster:

6,388 posts

212 months

Friday 3rd October 2014
quotequote all
Hooli said:
laugh


I won't believe it's fixed till it's worked for at least six months.
The sad thing is ... Neither will I!!!

Mr OCD

Original Poster:

6,388 posts

212 months

Tuesday 4th November 2014
quotequote all
So pretty much one month to the day it's broken again ... Same fault frown

Mr OCD

Original Poster:

6,388 posts

212 months

Tuesday 4th November 2014
quotequote all
Yazza54 said:
I'll start the bidding at 20 quid
ps off biggrin

I'm buying a brand new sensor tomorrow as we tested it straight away with me telling RAC what to do ... Anything more than that I'm throwing the bike at a garage.

Anyone recommended in North West?

Mr OCD

Original Poster:

6,388 posts

212 months

Tuesday 4th November 2014
quotequote all
Shadow R1 said:
Mines still broken but is in daily use by my brother.
Mine won't even fking start frown