WebJan 26, 2024 · Here’s what that means. Positive If the value is a positive number, it means that the ECU is adding more fuel to the mixture to enrich it because the information it’s … WebHow to read oxygen sensors and short and long term fuel trims. I go alot more into detail about everything. If you have any questions just leave them in the ...
Freeze frame data interpretation - Car Talk Community
WebOct 10, 2012 · While he is asking, is there a guide to the readings and ranges. A book on how to use these readings to debug issues would be awesome. I bought one of these … WebMeaning of longft1 : Current BANK 1 fuel trim adjustment (kamref1) from stoichiometry which is considered LONG TERM. Displayed in %. For the term longft1 may also exist other definitions and meanings, the meaning and definition indicated above are indicative not be used for medical and legal or special purposes, all the information in our site ... how to reschedule a job interview examples
What are fuel trims all about? - OBD-Codes.com
WebNov 23, 2009 · Thanks. The freeze frame data is set when the trouble code is set. The fuel trims won’t indicate the health of the catalytic converter. They will indicate if the engine is … WebI'm having difficulty understanding the meaning of a couple terms in an OBD2 readout. I'm assuming that ST FTRM1(%) and ST FTRM2(%) ... BY MORE THAN 15%, A VACUUM LEAK IS PRESENT. IF THE SHRTFT1 WAS AT +14% BEFORE PINCHING THEN SHIFTS TO -7% AFTER PINCHING, TOTAL SHIFT OF 21% TOWARDS NEGATIVE DIRECTION. If vacuum leak is … WebOct 2, 2011 · Best Answer. Copy. I believe you may be referring to Mode 1 PID 6. "shrft1" would be an abbreviation used by the software running on your scan tool or computer presumably to deal with limited area on the display. Mode 1 PID 6 is commonly known as … how to reschedule amazon delivery