P1237 Diagnostic Trouble Code Discussion for May 2006
Fuel Pump Secondary Circuit Malfunction
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| Help Request | Posted | |
| 2000 Ford Taurus SE 2-Valve 3.0L MIL Lamp on VIN: 1FAFP5521Y P1237: fuel pump secondary ckt fault. Car came in with mil lit. Checked for vacumn leaks and wiring harness all looked good. Changed o2 sensor, fuel level sending unit and cleared codes. Mil came back on with fuel level and fuel pump codes. O2 problem seems corrected. Gas gauge either reads over f... |
May 11, 2006 | |
| 2001 Lincoln Continental 4.6L Poor Idle Quality VIN: 1LNHM97V81 P1237: fuel pump secondary. Customer came in with running rough complaint. Road testd vehicle and it ran fine. looked at scanner readings and found fuel trim bank 1 +13% and bank 2 +15% at idle. smoked tested engine found no leaks. Inspected maf, lookes clean and reads .73 at idle. Hooke... |
May 16, 2006 |
