Why does my ford taurus idle high code P1506

SOURCE: My timing belt broke on a 1993 atx ford taurus SHO

make sure all lines on each pully are facing the number 1 cylender at top dead center

SOURCE: Ford Taurus 2005 model. Too high rpms in idle.

check tps senser

Wayne Fellows

• 262 Answers
• Posted on Mar 14, 2010

SOURCE: alternator removal 1998 ford taurus dohc

3.0L (4V)
Removal

1. Disconnect the battery ground cable.
   

1. Remove the accessory drive belt from the generator pulley.
   

1. Remove the power steering line bracket and heater hose support bracket from the generator.
   

1. Remove the upper generator bolts.
   

1. Partially raise the vehicle on a hoist.
   

1. Remove the right front wheel.
   

1. Remove the lower fender splash shield retainers and position the shield out of the way.
   

1. Remove the generator splash shield.
   

1. Raise the vehicle.
   

1. Disconnect the electrical connector and remove the battery positive cable from the generator.
   

1. Position an adjustable stand to the subframe.
   

1. Remove the right subframe bolts.
   

1. Remove the lower generator bolt.
   

1. Lower the subframe to provide clearance.
   

1. Remove the generator.
   

1. NOTE: Do not tighten the lower bolt.
   
   Install the generator and the lower bolt.
   

1. Raise the subframe and install the subframe bolts. Tighten the bolts to 90 Nm (66 lb-ft).
   

1. Remove the adjustable stand.
   

1. Lower the vehicle.
   

1. Install the upper generator bolts and tighten them to 25 Nm (18 lb-ft).
   

1. Install the power steering line bracket and the heater hose support bracket. Tighten the nut to 20 Nm (15 lb-ft).
   

1. Install the accessory drive belt. Refer to Partially raise the vehicle.
   

1. Tighten the lower generator bolt to 25 Nm (18 lb-ft).
   

1. Connect the generator electrical connector.
   

1. Install the battery positive B+ cable and nut. Tighten the cable nut to 10 Nm (89 lb-in).
   

1. Install the generator splash shield.
   

1. Install the fender splash shield and the retainers.
   

1. Install the right front wheel.
   

1. Lower the vehicle.
   

1. Connect the negative battery cable.
   

SOURCE: 2001 taurus dohc codes 171

There is a large vac line coming straight down from the throttle body that goes to the PCV system. See if it has a hole in it. It is likely sucking air.

SOURCE: cannot locate the dpfe sensor

cannot find dpfe sensor on 2001 focus