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what is 1689 code on 2000 cummins dodge ?

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Old 07-11-2009, 11:26 AM
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what is 1689 code on 2000 cummins dodge ?

is my ip shot or ecm bad if codereader cant communicate ?
Old 07-11-2009, 12:51 PM
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P1689 Oil Pressure Control Solenoid Circuit Malfunction from this site:http://www.troublecodes.net/OBD2/Pcodes.shtml#150
Old 07-11-2009, 01:09 PM
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Originally Posted by lee95
is my ip shot or ecm bad if codereader cant communicate ?
1689: no communication between the ECM and injection pump module replace injection pump and you are good to go 1688 should be there also.....
Old 07-11-2009, 01:12 PM
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Originally Posted by SAVOY1964
P1689 Oil Pressure Control Solenoid Circuit Malfunction from this site:http://www.troublecodes.net/OBD2/Pcodes.shtml#150
"Be sure to double check the codes.
Anything above P1000 will be Manufacturer specific and may not match the ones listed here.
Check specific manufacturer pages on the site, as some of them,
we list the OBD2 codes on those pages for those specific vehicles"
Old 07-11-2009, 01:17 PM
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Originally Posted by SAVOY1964
P1689 Oil Pressure Control Solenoid Circuit Malfunction from this site:http://www.troublecodes.net/OBD2/Pcodes.shtml#150
this is from the same book
http://www.troublecodes.net/chrysler/
Old 07-11-2009, 02:00 PM
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This may or may not be your problem but...............

I also had no comm bet. ecm and ip with a bad edge ez. I removed the ez and sent it to be checked and it was shot. I never had to replace the ip.
Old 07-11-2009, 05:34 PM
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thank you guys i will see if the pumpis still under warranty. the owner is going to quit using his french fry oil based diesel in this truck
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