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P0175 Diagnostic Trouble Code Discussion for July 2005

Fuel System Rich (Bank 2)


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Trouble Ticket Help Requests for DTC P0175
Help Request Posted
2001 Lexus RX300 3.0L Excessive Emissions, MIL Lamp on VIN: JTJHF10U31
P0175: Bank 2 rich. ... Started out as just one code p0172 Bank1 running rich. Tested o2 sensor. Sensor tested good.Per customer request I installed a New air/fuel ratio sensor. Code came back. Pulled plenum to test all 6 injectors.The all tested good. I moved the back injectors ...
July 08, 2005
2002 Chevrolet Express 1500 4.3L Excessive Emissions, Poor Fuel Economy VIN: 1GCFG15W12
P0175: Fuel Trim System Rich (Bank 2). Morning Techs This van came to us with these two codes, did the usual- check for other codes, parameters checked out, air filter. Nothing jumped out at me. After a little research I found bullentin on the CPI getting varnish build up and causing poppets to dr...
July 09, 2005
1997 Ford Explorer XL 4.0L Poor Idle Quality, Misfire, MIL Lamp on
P0175: Bank 2 Rich. Timing chain is very noisy and compression low am I trying to fix a problem that can,t be fixed under circumstances. Cylinders 456 missing at idle but will fire under load. No vacuum leak can be found.Computer would only show PO300 at first but after clearing ...
July 18, 2005
1997 Ford Mustang 3.8L Excessive Emissions, MIL Lamp on VIN: 1FALP4045V
P0175: bank one rich. ... mustang keeps recoding P0175 and long term fuel trims keep backing off to -12 -17 on both banks. I don't know why it is not coding out for both banks? I have checked everything i can think of fuel pressure is normal. oxygen sensors are switching and readin...
July 20, 2005
2003 Ford Crown Victoria 4.6L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 2FAHP71WX3
P0175: bank 2 rich. ... tune up and fuel filter came back day later mil light on code p0175 bank 2 rich and running rough.we are not sure if promble was there before the tune up. plugs and coils change again then we started trowing parts at it from a crashed car. Our only thought...
July 21, 2005
2001 Chevrolet Blazer LS 4.3L MIL Lamp on VIN: 1GNDT13W01
P0175: Fuel System Rich (Bank 2). ... rich; vehicle sets codes P0172 & P0175 (rich banks 1&2). When codes and fuel-trim are reset, it only takes 15-30 seconds before fuel trim is -13%. O2 sensors are sweeping OK even as fuel trim is dropping. Air intake system has no restrictions or bl...
July 22, 2005
2001 Lexus RX300 3.0L Excessive Emissions, MIL Lamp on VIN: JTJHF10U31
P0175: Bank 2 rich. ... Started out as just one code p0172 Bank1 running rich. Tested o2 sensor. Sensor tested good.Per customer request I installed a New air/fuel ratio sensor. Code came back. Pulled plenum to test all 6 injectors.The all tested good. I moved the back injectors ...
July 08, 2005
2002 Chevrolet Express 1500 4.3L Excessive Emissions, Poor Fuel Economy VIN: 1GCFG15W12
P0175: Fuel Trim System Rich (Bank 2). Morning Techs This van came to us with these two codes, did the usual- check for other codes, parameters checked out, air filter. Nothing jumped out at me. After a little research I found bullentin on the CPI getting varnish build up and causing poppets to dr...
July 09, 2005
1997 Ford Explorer XL 4.0L Poor Idle Quality, Misfire, MIL Lamp on
P0175: Bank 2 Rich. Timing chain is very noisy and compression low am I trying to fix a problem that can,t be fixed under circumstances. Cylinders 456 missing at idle but will fire under load. No vacuum leak can be found.Computer would only show PO300 at first but after clearing ...
July 18, 2005
1997 Ford Mustang 3.8L Excessive Emissions, MIL Lamp on VIN: 1FALP4045V
P0175: bank one rich. ... mustang keeps recoding P0175 and long term fuel trims keep backing off to -12 -17 on both banks. I don't know why it is not coding out for both banks? I have checked everything i can think of fuel pressure is normal. oxygen sensors are switching and readin...
July 20, 2005
2003 Ford Crown Victoria 4.6L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 2FAHP71WX3
P0175: bank 2 rich. ... tune up and fuel filter came back day later mil light on code p0175 bank 2 rich and running rough.we are not sure if promble was there before the tune up. plugs and coils change again then we started trowing parts at it from a crashed car. Our only thought...
July 21, 2005
2001 Chevrolet Blazer LS 4.3L MIL Lamp on VIN: 1GNDT13W01
P0175: Fuel System Rich (Bank 2). ... rich; vehicle sets codes P0172 & P0175 (rich banks 1&2). When codes and fuel-trim are reset, it only takes 15-30 seconds before fuel trim is -13%. O2 sensors are sweeping OK even as fuel trim is dropping. Air intake system has no restrictions or bl...
July 22, 2005