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P1506 Diagnostic Trouble Code Discussion for January 2005

Idle Air Control System RPM Higher Than Expected


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Trouble Ticket Help Requests for DTC P1506
Help Request Posted
1997 Mazda 626 DX 2.0L Poor Idle Quality VIN: 1YVGE22C3V
P1506: Idle Air Control System RPM Higher Than Expected. we tuned the car up with spark plugs, distributor cap & rotor, changed the timing belt. afterwards, we had very poor idle control, vehicle will surge up & down, when setting at a stoplight. the vehicle was then checked for the idle air valve, resistanc...
January 06, 2005
1996 Mazda 626 DX 2.0L MIL Lamp on VIN: 1YVGE22C7T
P1506: Idle Air Control System RPM Higher Than Expected. ... 1996 Mazda 626 with a reocurring code P1506 (IAC overspeed error). We have been through the trouble shooting flow chart for this code a half dozen times. We'll go through the chart, find no fault, clear the code. In the range of one to ten days, the MIL wi...
January 16, 2005
1997 Mazda 626 DX 2.0L Poor Idle Quality VIN: 1YVGE22C3V
P1506: Idle Air Control System RPM Higher Than Expected. we tuned the car up with spark plugs, distributor cap & rotor, changed the timing belt. afterwards, we had very poor idle control, vehicle will surge up & down, when setting at a stoplight. the vehicle was then checked for the idle air valve, resistanc...
January 06, 2005
1996 Mazda 626 DX 2.0L MIL Lamp on VIN: 1YVGE22C7T
P1506: Idle Air Control System RPM Higher Than Expected. ... 1996 Mazda 626 with a reocurring code P1506 (IAC overspeed error). We have been through the trouble shooting flow chart for this code a half dozen times. We'll go through the chart, find no fault, clear the code. In the range of one to ten days, the MIL wi...
January 16, 2005