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P0231 Diagnostic Trouble Code Discussion for March 2010

Fuel Pump Feedback Circuit Low Voltage


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Trouble Ticket Help Requests for DTC P0231
Help Request Posted
1997 Mercury Sable LS 3.0L MIL Lamp on VIN: 1MELM50U8V
P0231: fuel pump secondary circuit. ... back in November, on sight test noted no fuel pump operation and found blown 20A fuel pump maxi fuse. Replaced fuse and supplied customer with a spare in the event of future failure. Same symptom recurred after 4 months, this time with CEL code p0231, fuel...
March 04, 2010
1997 Mercury Sable LS 3.0L MIL Lamp on VIN: 1MELM50U8V
P0231: fuel pump secondary circuit. ... back in November, on sight test noted no fuel pump operation and found blown 20A fuel pump maxi fuse. Replaced fuse and supplied customer with a spare in the event of future failure. Same symptom recurred after 4 months, this time with CEL code p0231, fuel...
March 23, 2010
1997 Mercury Sable LS 3.0L MIL Lamp on VIN: 1MELM50U8V
P0231: fuel pump secondary circuit. ... back in November, on sight test noted no fuel pump operation and found blown 20A fuel pump maxi fuse. Replaced fuse and supplied customer with a spare in the event of future failure. Same symptom recurred after 4 months, this time with CEL code p0231, fuel...
March 04, 2010
1997 Mercury Sable LS 3.0L MIL Lamp on VIN: 1MELM50U8V
P0231: fuel pump secondary circuit. ... back in November, on sight test noted no fuel pump operation and found blown 20A fuel pump maxi fuse. Replaced fuse and supplied customer with a spare in the event of future failure. Same symptom recurred after 4 months, this time with CEL code p0231, fuel...
March 23, 2010