Fuel System Diagnostics Unearthing the Truth Behind P0170

Minivan, SUV, & Truck - P0170: Fuel trim malfuction (bank 1), P0172: System too rich (bank 1) - My Odyssey (2001) is running rough, ... To check fuel pressure you need to have a gauge tapped into the fuel supply. The engine bay side. Poor fuel pressure and/or a restricted fuel ... Steps taken: Thoroughly cleaned out throttle body. Pulled and cleaned the MAF sensor. Both with the appropriate cleaners. Cannot find any leaks, ... The fault code P0170 Fuel Trim Bank Pending. Car seems to be driving fine. Have checked all hoses and no obvious tears. Fuel cap is on nice and tight. P0170 indicates a fuel trim malfunction in Bank 1 of the engine. This means the engine control module (ECM) is having difficulty maintaining the ... It showed codes: P0170, P0111 and a code for the volumetric air flow (dont remember the code). Cleared them, P0170 came afterwards. I got a ... The most common problem associated with this code is the MAF sensor or air mass meter. This is especially the case with Mercedes-Benz and Volkswagen and other ... The code means the fuel trim has reached it's adaption limits (-30/+50% according to the info above). The first step to diagnosing the problem ... Running rich ... But not really p0170 and p0172 · 1) Fuel pressure too high · 2) O2 sensor stuck rich (above 450mV) It should cycle between 100 ... Diagnostic Trouble Code Detecting Condition. Trouble Area. DTC No. P0170. –. 2RZ–FE 3RZ–FE ENGINE. ENGINE TROUBLESHOOTING. EG1–250 ...