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P0173 Diagnostic Trouble Code Discussion for December 2007

Fuel Trim Lean Or Rich (Bank 2)


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Trouble Ticket Help Requests for DTC P0173
Help Request Posted
1999 Mercedes-Benz SL500 5.0L MIL Lamp on VIN: WDBFA68F5X
P0173: testing and results. ... codes P0170 and P0456. Checked for vaccum leaks, evap purge valve, O2 sensor reading and everything looks OK. Found gas cap slightly loose, tighten it. Put a MAF on, cleared codes and adaptation with a Launch 431. Road tested it 3 short (5 mile) trips and ...
December 27, 2007
1999 Mercedes-Benz SL500 5.0L MIL Lamp on VIN: WDBFA68F5X
P0173: testing and results. ... codes P0170 and P0456. Checked for vaccum leaks, evap purge valve, O2 sensor reading and everything looks OK. Found gas cap slightly loose, tighten it. Put a MAF on, cleared codes and adaptation with a Launch 431. Road tested it 3 short (5 mile) trips and ...
December 28, 2007
2000 Mercedes-Benz E320 4Matic 3.2L MIL Lamp on VIN: WDBJH82J9Y
P0173: fuel trim malfunction bank 2. ... car came in last week with a check engine light on and a battery that goes dead. replaced battery and check engine light went off. no codes found. This week vehicle came back with check engine light back on. This time it has codes P0170 and P0173 for fuel ...
December 28, 2007
1999 Mercedes-Benz SL500 5.0L MIL Lamp on VIN: WDBFA68F5X
P0173: testing and results. ... codes P0170 and P0456. Checked for vaccum leaks, evap purge valve, O2 sensor reading and everything looks OK. Found gas cap slightly loose, tighten it. Put a MAF on, cleared codes and adaptation with a Launch 431. Road tested it 3 short (5 mile) trips and ...
December 27, 2007
1999 Mercedes-Benz SL500 5.0L MIL Lamp on VIN: WDBFA68F5X
P0173: testing and results. ... codes P0170 and P0456. Checked for vaccum leaks, evap purge valve, O2 sensor reading and everything looks OK. Found gas cap slightly loose, tighten it. Put a MAF on, cleared codes and adaptation with a Launch 431. Road tested it 3 short (5 mile) trips and ...
December 28, 2007
2000 Mercedes-Benz E320 4Matic 3.2L MIL Lamp on VIN: WDBJH82J9Y
P0173: fuel trim malfunction bank 2. ... car came in last week with a check engine light on and a battery that goes dead. replaced battery and check engine light went off. no codes found. This week vehicle came back with check engine light back on. This time it has codes P0170 and P0173 for fuel ...
December 28, 2007