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P1128 Diagnostic Trouble Code Discussion for May 2011

Closed Loop Fueling Not Achieved - Bank 1


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Trouble Ticket Help Requests for DTC P1128
Help Request Posted
2004 Audi A8 Quattro L 4.2L MIL Lamp on VIN: WAUML44EB4
P1128: 17536/fuel trim B1 mult. too lean. I don't know where to go next here... This is an early build A8L. It came in with the MIL on & no driveability complaints, with the above faults for lean fuel trim plus one more, 18284: valve for torque support mount open circuit. That was covered by a TSB...
May 09, 2011
2006 Dodge Durango SLT 4.7L Poor Idle Quality, MIL Lamp on VIN: 1D4HB48N26
P1128: Closed Loop Fueling Not Achieved (Bank 1). All 4 O2 sensors replaced at dealership. Mode 6 misfire history skipping on 1 3 5 7. skip is intermitten, mostly when engine is hot, when 1st started. one time when started hot would not accelerate with 3/4 throttle vehicle would only lean backfire. fuel pump ...
May 16, 2011
2006 Dodge Durango SLT 4.7L Poor Idle Quality, MIL Lamp on VIN: 1D4HB48N26
P1128: Closed Loop Fueling Not Achieved (Bank 1). All 4 O2 sensors replaced at dealership. Mode 6 misfire history skipping on 1 3 5 7. skip is intermitten, mostly when engine is hot, when 1st started. one time when started hot would not accelerate with 3/4 throttle vehicle would only lean backfire. fuel pump ...
May 19, 2011
2004 Audi A8 Quattro L 4.2L MIL Lamp on VIN: WAUML44EB4
P1128: 17536/fuel trim B1 mult. too lean. I don't know where to go next here... This is an early build A8L. It came in with the MIL on & no driveability complaints, with the above faults for lean fuel trim plus one more, 18284: valve for torque support mount open circuit. That was covered by a TSB...
May 24, 2011
2004 Audi A8 Quattro L 4.2L MIL Lamp on VIN: WAUML44EB4
P1128: 17536/fuel trim B1 mult. too lean. I don't know where to go next here... This is an early build A8L. It came in with the MIL on & no driveability complaints, with the above faults for lean fuel trim plus one more, 18284: valve for torque support mount open circuit. That was covered by a TSB...
May 09, 2011
2006 Dodge Durango SLT 4.7L Poor Idle Quality, MIL Lamp on VIN: 1D4HB48N26
P1128: Closed Loop Fueling Not Achieved (Bank 1). All 4 O2 sensors replaced at dealership. Mode 6 misfire history skipping on 1 3 5 7. skip is intermitten, mostly when engine is hot, when 1st started. one time when started hot would not accelerate with 3/4 throttle vehicle would only lean backfire. fuel pump ...
May 16, 2011
2006 Dodge Durango SLT 4.7L Poor Idle Quality, MIL Lamp on VIN: 1D4HB48N26
P1128: Closed Loop Fueling Not Achieved (Bank 1). All 4 O2 sensors replaced at dealership. Mode 6 misfire history skipping on 1 3 5 7. skip is intermitten, mostly when engine is hot, when 1st started. one time when started hot would not accelerate with 3/4 throttle vehicle would only lean backfire. fuel pump ...
May 19, 2011
2004 Audi A8 Quattro L 4.2L MIL Lamp on VIN: WAUML44EB4
P1128: 17536/fuel trim B1 mult. too lean. I don't know where to go next here... This is an early build A8L. It came in with the MIL on & no driveability complaints, with the above faults for lean fuel trim plus one more, 18284: valve for torque support mount open circuit. That was covered by a TSB...
May 24, 2011