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Author Topic: code 19 incorrect rpm signal  (Read 4051 times)

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black beauty

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code 19 incorrect rpm signal
« on: 13 July 2010, 16:04:25 »

Hi guys hope some of you may be able to help a girl in distress, my 3.0 v6 elite has been under powerd of late but shows no faults on the dash lights, i just had the paperclip test carried out and have found code 19 stored in the memory and have found it is in reference to incorrect rpm signal, would this cause my car to be feeling less responsive or is it an old code dont know what else to do so just throwing it out there, please help thanks Kack  :-* :-* :-*
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Welung666

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Re: code 19 incorrect rpm signal
« Reply #1 on: 13 July 2010, 16:08:29 »

19 is the Crank Sensor on the V6.  :y
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black beauty

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Re: code 19 incorrect rpm signal
« Reply #2 on: 13 July 2010, 16:15:14 »

so if i need the sensor would this have caused loss in power but not shown up on the dash lights, and do i need to reset anything when fitted or dose it sort itself out if running correctly, thnaks for the quick reply, Kack ;D
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Entwood

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Re: code 19 incorrect rpm signal
« Reply #3 on: 13 July 2010, 16:30:09 »

Change the crank sensor before it fails completly and leaves you stranded. Good "how to" in the guides.

Code will go once the new sensor fitted.

As the cranksensor is part of the ignition timing setup for the ECU it could have an effect on performance .. but generally it shows up more when trying to start when hot .. and failing !!
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black beauty

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Re: code 19 incorrect rpm signal
« Reply #4 on: 13 July 2010, 16:35:32 »

OK thanks for the help i guess its off ot the dealer for some parts then, cheers Kack :y
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Sixstring

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Re: code 19 incorrect rpm signal
« Reply #5 on: 13 July 2010, 16:38:19 »

Kack:

when it fails, it doesn't give many symptoms, but can have an effect on performance for a short time, then just goes.........

Do it now before it just fails on a junction or somewhere isolated!!

mike.
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TheBoy

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Re: code 19 incorrect rpm signal
« Reply #6 on: 13 July 2010, 18:44:48 »

To add to other people's warnings, my crank sensor decided to give up just outside Dijon in France, somewhat inconveniently...

Even if its not the reason for the performance drop (may or may not be related), it needs changing before it lets you down at the most inconvenient time (when it gives up, the car will cut out and probably not start for a while)
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Grumpy old man

3.0V6

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Re: code 19 incorrect rpm signal
« Reply #7 on: 13 July 2010, 20:40:24 »

Have seen this fault code just because the engine is not running, can't see it causing the car to be under powered either to be honest.
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Entwood

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Re: code 19 incorrect rpm signal
« Reply #8 on: 13 July 2010, 20:45:25 »

Quote
Have seen this fault code just because the engine is not running, can't see it causing the car to be under powered either to be honest.

methinks you may be confusing a 31 and a 19 ... 31 IS the engine not running, No RPM DTC, 19 is incorrect RPM ...

Cranksensor tells the ECU exactly where the crankshaft is at any point in time. It is the main contributor to the timing of the spark to give ignition, the ECU uses other sensors to modify the timing ..but the cranksensor gives the baseline.

With no signal - totally failed CS - the ECU will give no spark ... so the engine will not start.

If the signal is at the "wrong" time - wrong RPM - failing CS .... it is like running an old fashioned engine with the distributor in the wrong place .. timing is way out and so is the power of the engine.
« Last Edit: 13 July 2010, 20:48:15 by entwood »
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3.0V6

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Re: code 19 incorrect rpm signal
« Reply #9 on: 13 July 2010, 21:04:04 »

Oh ok my mistake, hope a new sensor fixes the symptoms.  Either way I would reset and see if it reappears before replacement.
« Last Edit: 13 July 2010, 21:06:29 by 3.0V6 »
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TheBoy

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Re: code 19 incorrect rpm signal
« Reply #10 on: 13 July 2010, 21:25:57 »

Quote
Oh ok my mistake, hope a new sensor fixes the symptoms.  Either way I would reset and see if it reappears before replacement.
With a 19, and the inevitable outcome, I would recommend changing the sensor for the sake of £40....
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black beauty

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Re: code 19 incorrect rpm signal
« Reply #11 on: 13 July 2010, 22:49:09 »

Hi and thanks for all the replies, just to confirm it reads as a 19 code with either the engine running or not as i thought of this when first checking the memory, and re did the test with the engine running and the three 1-2 codes flashed and then the three 1-9 codes and back to the start, although the engine light was pulsing slightly while doing it, just to let you know what it was showing, cheers Kack  ;)
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dbug

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Re: code 19 incorrect rpm signal
« Reply #12 on: 13 July 2010, 22:57:35 »

Quote
Quote
Oh ok my mistake, hope a new sensor fixes the symptoms.  Either way I would reset and see if it reappears before replacement.
With a 19, and the inevitable outcome, I would recommend changing the sensor for the sake of £40....

Couldn't agree more - code 19 means buy and fit a new genuine Vx crank sensor - but reroute it as per Marks howto ;)

A reset and wait is a complete waste of time - wrong advice!! >:(
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3.0V6

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Re: code 19 incorrect rpm signal
« Reply #13 on: 13 July 2010, 23:07:58 »

Wow I can understand how people get upset on this forum  :(

I have been a member for quite a while but haven't really actively posted due to work commitments etc.

Perhaps its a given on the omega if this fault code appears, but I would never replace a component without first proving its faulty.

Apologies for crashing the thread.  :y
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Darth Loo-knee

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Re: code 19 incorrect rpm signal
« Reply #14 on: 13 July 2010, 23:11:57 »

Quote
Wow I can understand how people get upset on this forum  :(

I have been a member for quite a while but haven't really actively posted due to work commitments etc.

Perhaps its a given on the omega if this fault code appears, but I would never replace a component without first proving its faulty.

Apologies for crashing the thread.  :y


No apology needed mate as you were trying to help as I see it :y
The Crank Sensor is a pain and when it does fail completely the car will not start and has left alot of people in a bit of a pickle to say the least. If you do get a code 19 it really is best to change it asap to save yourself grief ;)
Don't think anyone was being funny :y
« Last Edit: 13 July 2010, 23:13:39 by Loo-knee »
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