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1990 tracker -no start FI fuse?
#3
(09-12-2020, 06:12 AM)rjm Wrote: did some interweb digging - I see the 1990 doesn't have said FI fuse. Will be checking the TPS.
all other tests check ok -(following FSM) and this site. Strange it just quit running while idling in garage. 
It WILL start with starting fluid. fuel pump works -xlnt 34psi pressure. Car has been meticulously serviced since new as it was part of corp fleet. California car since new. No codes (except 12 of course)
the 89/90 has a married main and FI relay, so is very different.  Gen1 , 91 is Gen2.

the 3rd fuse (2nd you) is DOME and only is for DTC memory so if blown fuse forgets all errors live stored. but does not cut injection, but best good fuse here.

There are many causes if dead injector.
I can list them.
TP pin (gray) of TPS over 3vdc (ground to TPS cut or TPS bad) this over 3vdc voltage there (5v is input power to tps) signals WOT full time cranking and cuts fuel
cranking.



CMP sensor dead, or the brown wire from suppressor to ECU is cut, or grounded out, same wire tachometer grounding out. cuts fuel.
fuse blown or cracks inside them super small unseen.

note the old control relay steals IG-coil power and runs the pump, so is very different this. note my red wire , a corrected error in suzuki  drawings.
Pin A1 must never go dead.
Pin A21 must not hang above 3v, 1vdc is par. above 3vdc is CUT FUEL (magic unflooding mode per operators manual)  

[Image: 89-90schem1.jpg]
http://www.fixkick.com
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Messages In This Thread
1990 tracker -no start FI fuse? - by rjm - 09-12-2020, 04:15 AM
RE: 1990 tracker -no start FI fuse? - by rjm - 09-12-2020, 06:12 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 09-12-2020, 08:00 AM
RE: 1990 tracker -no start FI fuse? - by rjm - 09-16-2020, 06:03 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 09-16-2020, 07:38 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 09-16-2020, 07:55 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 09-16-2020, 08:01 AM
RE: 1990 tracker -no start FI fuse? - by rjm - 09-16-2020, 11:36 AM
RE: 1990 tracker -no start FI fuse? - by rjm - 09-17-2020, 03:06 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 09-17-2020, 06:16 AM
RE: 1990 tracker -no start FI fuse? - by rjm - 09-18-2020, 01:12 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 09-18-2020, 03:00 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 09-18-2020, 03:03 AM
RE: 1990 tracker -no start FI fuse? - by rjm - 09-18-2020, 10:54 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 09-18-2020, 08:41 PM
RE: 1990 tracker -no start FI fuse? - by fixkick - 09-18-2020, 08:51 PM
RE: 1990 tracker -no start FI fuse? - by rjm - 09-19-2020, 05:09 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 09-19-2020, 08:44 AM
RE: 1990 tracker -no start FI fuse? - by rjm - 09-27-2020, 06:23 AM
RE: 1990 tracker -no start FI fuse? - by rjm - 09-29-2020, 12:28 PM
RE: 1990 tracker -ECU KAPUT? - by fixkick - 09-29-2020, 08:17 PM
RE: 1990 tracker -no start FI fuse? - by fixkick - 09-29-2020, 08:24 PM
RE: 1990 tracker -no start FI fuse? - by fixkick - 09-30-2020, 06:27 AM
RE: 1990 tracker -no start FI fuse? - by rjm - 10-01-2020, 03:15 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 10-01-2020, 04:43 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 10-01-2020, 04:58 AM
RE: 1990 tracker -no start FI fuse? - by rjm - 10-02-2020, 06:02 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 10-02-2020, 09:49 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 10-02-2020, 10:36 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 10-02-2020, 10:42 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 10-02-2020, 10:44 AM
RE: 1990 tracker -no start FI fuse? - by fixkick - 10-02-2020, 10:53 AM
RE: 1990 tracker -no start FI fuse? - by rjm - 10-05-2020, 03:13 PM
RE: 1990 tracker -no start FI fuse? - by fixkick - 10-05-2020, 07:32 PM
RE: 1990 tracker -no start FI fuse? - by fixkick - 10-05-2020, 07:33 PM

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