Ecu 128 Sid 155 Fail 00

Ecu 128 Sid 155 Fail 00 - If you’ve encountered the ecu 128 code on your freightliner truck’s dashboard, you might be wondering what it means and how to fix it quickly. This guide will explain the ecu. Ecu 128, sid 155, fail 00 is and egr circuit fault. Check your egr valve for proper operation and make sure it is not sticking due to excessive soot/carbon buildup. The ecu does indicate an engine problem, but that sid number is listed as a generic number, system dianostic code #4. Most likely you have an issue with the egr valve. If it is new, then the delta p sensor is either plugged or the delta p calibration counts are off and it needs to be calibrated. 155/00 is a code for very high soot level. When this code is active the engine will only run for about two minutes unless you initiate a parked regen, otherwise it's programmed. Sid 155 is generally a data link fault, which could be many things. You really need dddl to get the spn (j1939) fault to narrow it down. For sid 155 fmi 14, i get any of these. Freightliner engine diagnostic codes (mid, pid, sid, fmi); Ecu 128, sid 155, fail 00 is and egr circuit fault. Check your egr valve for proper operation and make sure it is not sticking. Also check for excessive soot build u in the egr. This fault code becomes active when the aftertreatment diesel oxidation catalyst inlet and aftertreatment diesel particulate filter inlet temperature sensors do not detect the presence of a. Sid 004 is injector #4. Fmi 04 is low voltage. You most likely have a wiring issue.

If you’ve encountered the ecu 128 code on your freightliner truck’s dashboard, you might be wondering what it means and how to fix it quickly. This guide will explain the ecu. Ecu 128, sid 155, fail 00 is and egr circuit fault. Check your egr valve for proper operation and make sure it is not sticking due to excessive soot/carbon buildup. The ecu does indicate an engine problem, but that sid number is listed as a generic number, system dianostic code #4.