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1997 engine missfire
#15
oops I lied, the CKP wire is here, the the over top wire is, OIL SENDER (i forgot)
see page 5, here, the cable is lower left, seen here,

http://www.fixkick.com/engine/96-98%2016...motor1.pdf


this sensor does send very weak signals to the ECU, and must be shield, the shield seen here is just bare. not connected to anything
the ECU has a filter , and amp and a zero crossing detector to find the 6 teeth. G16B engines.

[Image: ckp-sensor.jpg]

my only question now is> (it is after all a SunRunner, by Pontiac)
1: photo of your engine.?
2: photo of your underhood tag, the white VACUUM map , or if not there?, the canada tags on the wire wall, see a maple leaf tag there?
3: ECU part number. (big time important that, it tells me what COG is necessary()!
4: Body VIN
5: engine serial,num.
6: if new belt installed, a photo of the bottom cog, or a tooth count?
7: oil filler front or rear of VC? some engines 1.6L with high count cog teeth, have filler front. not rear. (off shore cars)
9: Throttle body location. (left rear of plenum? or #1 above)
10: A PHOTO of the RPO tag, this tag is the CAMI "AS built." showing everything added, day one.
it has a belt cam drive, that is all i really know, (no photos)

the fun thing here (for sick ecu , hackers) is , does the ECU go berserk with a (illegal) large count tone wheel on the crank.
it may.
if you study ECU's (megasquirt is good place for that , and other) you find that the ECU, (old slow ECU) create what is called a virtual crankshaft in the software (firmware)
this runs the engine, totally. (timing wise)
and is synchronized by the cam sensors (if dead the engine dies, dead CMP cam sensor.)
and is synchronized by the CKP (precision sync for TDC real. absolute) 1996+
so what happens to a dash 71Exx ECu when you send an illegal chain of pulses to the CKP port.?
it's a huge contradiction to the cam sensor, CMP. (a little war is caused, the the ECU thinks, gee, why is my cam so slow? or far worse....)
it may go quite nuts. (maybe it even resets it self. (dropping comm's during that event? it would, if true)
and never seen, this nor expect to...

I have a far smarter FORD ECU here, 1996 and it spits out a vast number DTC during my lies sent to it, ive tried them all.. but the ford dies with no CKP, (big diffr) the ford uses wasted spark ign. so works backwards to the Suzuki system. That ECU is a Suzuki ECU, see the sticker?

if you send the RPM 2 times, actual, all bets off.


Canada tags
[Image: CANADA98.jpg]

USA tag 96
[Image: EPA-smog-tag.jpg]

ECU,, this is top questions
yours will be 71Exx not 56b , if ECU is 61xxx ecu, its for esteem engine. the high tooth count crank cog. below is 8v motor, US= USA< CA = CA?
[Image: TAG-ecu-real-w1.jpg]
http://www.fixkick.com
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Messages In This Thread
1997 engine missfire - by MP2 - 10-06-2013, 02:52 PM
RE: 1997 engine missfire - by fixkick - 10-06-2013, 11:29 PM
RE: 1997 engine missfire - by MP2 - 10-07-2013, 12:22 AM
RE: 1997 engine missfire - by fixkick - 10-07-2013, 12:23 AM
RE: 1997 engine missfire - by MP2 - 10-07-2013, 12:28 AM
RE: 1997 engine missfire - by hatchetman - 10-07-2013, 01:51 AM
RE: 1997 engine missfire - by MP2 - 10-07-2013, 02:58 AM
RE: 1997 engine missfire - by fixkick - 10-07-2013, 03:04 AM
RE: 1997 engine missfire - by MP2 - 10-07-2013, 04:55 AM
RE: 1997 engine missfire - by fixkick - 10-08-2013, 02:25 AM
RE: 1997 engine missfire - by MP2 - 10-08-2013, 02:59 AM
RE: 1997 engine missfire - by fixkick - 10-08-2013, 04:26 AM
RE: 1997 engine missfire - by MP2 - 10-08-2013, 05:09 AM
RE: 1997 engine missfire - by fixkick - 10-08-2013, 10:06 PM
RE: 1997 engine missfire - by fixkick - 10-08-2013, 11:17 PM
RE: 1997 engine missfire - by MP2 - 10-09-2013, 01:46 AM
RE: 1997 engine missfire - by fixkick - 10-09-2013, 04:27 AM
RE: 1997 engine missfire - by fixkick - 10-09-2013, 06:50 AM
RE: 1997 engine missfire - by MP2 - 10-09-2013, 01:06 PM
RE: 1997 engine missfire - by fixkick - 10-09-2013, 11:07 PM
RE: 1997 engine missfire - by MP2 - 03-09-2014, 08:45 AM

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