P0174 Diagnostic Trouble Code Discussion for September 2020
Fuel System Lean (Bank 2)
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| Help Request | Posted | |
| 2003 Ford Explorer XLT 4.0L Poor Idle Quality, Surge, Cuts out, Misfire VIN: 1FMZU63K53 P0174: system lean bank 2. Runs rough at idle, under load it backfires, and will shut off, hard to restart. Could the timing chain have slack and possibly jumped time. Customer stated he was driving the vehicle and it shut off. He towed it home and started replacing parts. |
September 14, 2020 |
