P0172 Diagnostic Trouble Code Discussion for January 2004
Fuel System Rich (Bank 1)
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| Help Request | Posted | |
| 2000 Ford Expedition XLT 4.6L MIL Lamp on VIN: 1FMRU1661Y P0172: bank 1 rich. hi,we have a 2000 ford expedition 4.6l check engine light po172,po175,running rich, checked so far replace maf sensor replace all 8 inj,fuel pressure 30 at idle no leak down. blocked evap system,change oil and filter,replace pcv valve still running rich long t... |
January 08, 2004 | |
| 2000 Toyota Echo 1.5L MIL Lamp on VIN: JTDBTT235Y P0172: Fuel System Too Rich (Bank 1). Toyota Techs. customer drove in with mil on. code po172. checked for bad sensor connections, grounds, none found to be defective. My question is i cant find any info on po172 system to rich any help would be appreciated. Thanks. |
January 09, 2004 | |
| 1998 Dodge Neon High Line 2.0L Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 1B3ES42YZX P0172: Fuel System Rich (Bank 1). ... goes. Code P0172 - system rich. Checked the normal stuff & knowledge database first. Fuel pressure is normal and holds steady when the car is off so I don't think the injectors are leaking (which seems to be a common problem), O2 movment seems okay, MA... |
January 12, 2004 | |
| 1998 Dodge Neon High Line 2.0L Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 1B3ES42YZX P0172: Fuel System Rich (Bank 1). ... goes. Code P0172 - system rich. Checked the normal stuff & knowledge database first. Fuel pressure is normal and holds steady when the car is off so I don't think the injectors are leaking (which seems to be a common problem), O2 movment seems okay, MA... |
January 15, 2004 |
