Crank Position Sensors.

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PaulE
Posts:433
Joined:Tue May 20, 2008 3:39 pm
Crank Position Sensors.

Postby PaulE » Fri Sep 25, 2015 5:44 pm

Wondering whether to fit an updated CPS to my 4 litre AJ6 engined coupe 1994. Has anyone fitted the one which advances the ignition 5 degrees and what was the effect. Is it worthwhile ?
The car is run on Shell V-Power.
Is this the best way to tickle it up a bit - or are there any better fixes.
1994 Coupe AJ6 engine

ptjs1

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Location:Kent

Re: Crank Position Sensors.

Postby ptjs1 » Fri Sep 25, 2015 6:19 pm

Paul,

Just to clarify, the advancement of the ignition by 5 degrees is done using one of Andy Stodarts brackets, not by changing the CPS. You use your existing CPS and just put it on the new bracket.

I have one of Andy's brackets but haven't fitted it as yet. If you head over to the X300 section, I'm sure there are a number of posts there of members who have fitted te revised bracket. Alternatively, just drop Rob Jenner a line who has fitted a number of them in his cars.

Paul
1995 XJS 4.0 Convertible
1980 XJ-S Pre-HE
Jaguar 4.2 Supercharged engine (but not with a Jaguar body..)

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BigCatXJS

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Re: Crank Position Sensors.

Postby BigCatXJS » Fri Sep 25, 2015 6:42 pm

The bracket worked well on my X300 AJ16 Daimler Six; slightly improved performance and economy.
1989 Jaguar XJ-S V12 HE 5-speed manual
1994 Jaguar XJ40 Sovereign
2003 Jaguar S-TYPE R
2006 Jaguar XJ Sovereign TDVi
2007 Mercedes CLK350 Convertible
2010 BMW E92 3 Series Coupe
Past:
1996 Daimler Six LWB
2004 Volvo S60 D5 (RICA 210bhp)
1985 E28 BMW M535

davidr

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Location:Salisbury, Wilts

Re: Crank Position Sensors.

Postby davidr » Fri Sep 25, 2015 9:14 pm

I used one of Andy's brackets on my AJ16 engined XJS Celebration and it made a noticeable improvement I would recommend it.
XJS FORUM COORDINATOR
1996 XJS Celebration Convertible 2001 XKR Convertible

Previously enjoyed!
1989 XJ-S V12 Coupe. 2006 XJ TDVi Sovereign. 1995 XJ6 3.2. 2013 XF 2.2d. 2009 X Type 2.0d Sovereign estate


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