P0175 Diagnostic Trouble Code Discussion for June 2007
Fuel System Rich (Bank 2)
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| Help Request | Posted | |
| 1996 Chevrolet K2500 Suburban LS 7.4L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 3GNGK26J5T P0175: Fuel Trim System Rich (Bank 2). Hello and thank you up front. Have a 96 suburban K2500 with 7.4L code p0327 keeps comming back after few seconds. Performed diagnostics and it recommended KS (knock sensor) module. if code comes back replace VCM. we did so and code still comes back. Both knock... |
June 14, 2007 | |
| 2000 Nissan Sentra GXE 1.8L Excessive Emissions, Poor Idle Quality, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: 3N1CB51D2Y P0175: Fuel Trim Rich (Bank 2). ... stalls when hot at idle, excessively high fuel consumption. Co was 10.0+ at idle. Hc 200, CO2 11.5 We scanned and O2's were dead. Replaced with OEM O2's. CO dropped to 7.0 at idle and 0.05 at 3000 rpm. HC down to 1.1. Checked filters and plugs. All new. Bo... |
June 27, 2007 | |
| 1996 Chevrolet K2500 Suburban LS 7.4L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 3GNGK26J5T P0175: Fuel Trim System Rich (Bank 2). ... running rich. both codes (p0172, p0175) checked fuel pressure regulator and its not leaking. fuel pressure good (54 psi). performed injector balance test found #6 bad (letting out too much fuel, by about 10 psi) so i replaced it- no change. checked evap sy... |
June 29, 2007 |
