P0174 Diagnostic Trouble Code Discussion for September 2018
Fuel System Lean (Bank 2)
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| Help Request | Posted | |
| 2005 Ford F-150 STX 4.6L MIL Lamp on VIN: 1FTRX12W35 P0174: B2 Lean. ... and a slight idle disturbance at times. Only the P0171 was present. B1 LT trim was 26% and ST was hovering around zero, B2LT was around 8% and ST also around zero. A smoke test revealed the intake was leaking at the #4 runner to head. Sold the gasket ... |
September 25, 2018 |
