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Howdy- have 3126 cat with two active codes 164 11 @ 42 11
howdy- have 3126 cat with two active codes 164 11 @ 42 11 truck cranks, idles good going down road ck engine comes on then loses power … read more
Cat Man
Cat Man
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I have the same fault code 164 fmi 11and I am replacing the
I have the same fault code 164 fmi 11and I am replacing the ICP sensor and IPR valve would that be accurate. … read more
Cat Man
Cat Man
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Gm I have a 04 GMC c7500 7.2 Diesel engine cranks but will
Gm I have a 04 GMC c7500 7.2 Diesel engine cranks but will not start, I replaced the Heui pump, and no fuel coming … read more
Cat Man
Cat Man
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I can pump up the fuel it will start and idle for about
I can pump up the fuel it will start and idle for about 15-20 minutes then it will shut down it will not go over 35 miles an hour the code is PID 164 fm1 … read more
Cat Man
Cat Man
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I have a Cat 3126. It loses prime it seems like after
I have a Cat 3126. It loses prime it seems like after sitting overnight in the cold. Replaced the check valve in the back of the cylinder head. Thought I had it fixed. Today I went to start it and thr… read more
Cat Man
Cat Man
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I have a cat engine 3126b SN# 8yl14775 AR# 179-1130 CODE 190
I have a cat engine 3126b SN# ***** AR#(###) ###-####CODE 190 FMI 11 PRIMARY ENGINE SPEED,CODE 164 FMI 11 INJECTION ACTUATION PRESSURE SYSTEM FAULT,CODE 164 FMI 4 INJECTION ACUATION PRESSURE VOLTAGE H… read more
Cat Man
Cat Man
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Cat 3126, have codes 164-11/162-2, starts with engine cold.
cat 3126, have codes 164-11/162-2, starts with engine cold. then crank no start. a little squirt ether does the trick … read more
Cat Man
Cat Man
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Cat 3126E just died now no start condition,, just replace #1
Cat 3126E just died now no start condition,, just replace #1 and #4 injector orings as they were leaking oil out the top oring, truck fired up and ran good, on the test drive truck just died, stop eng… read more
Cat Man
Cat Man
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Has code PID 164 FMI 11. 2002 chevrolet Kodiak w 3126 cat.
put a huei pump on had no fuel pressure before now have pressure but has this code … read more
Cat Man
Cat Man
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Here I have a 3126 that developed a small oil leak on high
hello Jeff here I have a 3126 that developed a small oil leak on high pressue line from HEUI pump to head engine was lopping at idle changed line and injection control valve because it was very rusty … read more
Cat Man
Cat Man
Cat Engine Expert
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10,344 satisfied customers
3126 cat engine quit going down the road and will not start
3126 cat engine quit going down the road and will not start back, replaced icp sensor, and ipr, these are the codes I'm getting… read more
Cat Man
Cat Man
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2003 peterbuilt with 3126 has code pid 164 fmi 2 and fmi 11
2003 peterbuilt with 3126 has code pid 164 fmi 2 and fmi 11 and code pid 42 fmi 11 cranks long time to start… read more
Cat Man
Cat Man
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I have a 3126 7LZ741 with error code 164-00. IAP is over
Hi I have a 3126 7LZ741 with error code 164-00. IAP is over 4000 PSI with Manometer and with CAT ET. I change the IAP Valve, same problem, I checked the IAP VALVE-ECM Circuit there was continuity with… read more
Cat Man
Cat Man
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I have a 3126 with injector actuator pressure erratic. runs
I have a 3126 with injector actuator pressure erratic. runs rough. Cat et pulls injector actuator pressure erratic. … read more
Cat Man
Cat Man
Cat Engine Expert
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Working on a Caterpillar 3126 (eng# *****). Getting a code
Working on a Caterpillar 3126 (eng# *****). Getting a code 164-2 (Injection actuation pressure signal erratic). New actuation pressure sensor and new engine harness from ecm to sensors. Can you point … read more
Cat Man
Cat Man
Cat Engine Expert
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10,344 satisfied customers
I have a 2000 gmc c7500 with a 3126 cat in it. We hooked a
I have a 2000 gmc c7500 with a 3126 cat in it. We hooked a Cat Et up to it this evening with the right adapter I assume...7x-1714. The Cat et program says 1 ECM detected...initializing but not does an… read more
Cat Man
Cat Man
Cat Engine Expert
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10,344 satisfied customers
yes, my name is ***** ***** I need help with a 3126 cat in a c6500
yes, my name is ***** ***** I need help with a 3126 cat in a c6500 gmc truck that quit running on me… read more
Cat Man
Cat Man
Cat Engine Expert
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Mr. Cat Man, I have a C7 ESN:SAP10990 that will crank and
Mr. Cat Man, I have a C7 ESN:SAP10990 that will crank and run great sometime and sometimes it won't crank at all. I have code 41-11 and code 164-2. I've changed the actuation oil pressure sensor and w… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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