Where is the 4×4 low range switch on a Ford Expedition?
The 4×4 low (4x4L) range switch is located on the transfer case cover. It provides an indication of when the 4×4 transfer case gear system is in the low range. The powertrain control module then modifies shift schedule for 4x4L operation.
How much does it cost to diagnose Ford code p1867?
The cost of diagnosing the P1867 FORD code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour. Engine Light ON (or Service Engine Soon Warning Light)
How does the ignition control module work on a Ford Expedition?
The ignition control module operates by sending crankshaft position information from the crankshaft position sensor to the ignition control module. The ignition control module generates a profile ignition pickup (PIP) signal (engine rpm) and sends it to the PCM.
What does the PIP signal on a Ford Expedition mean?
The ignition control module generates a profile ignition pickup (PIP) signal (engine rpm) and sends it to the PCM. The PIP is one of the inputs that the PCM uses to determine transmission strategy, Wide-Open Throttle (WOT) shift control, torque converter clutch control, and EPC pressure.
What causes a Ford Expedition to stall at a stop?
Bad Solenoid. When your Ford Expedition stalls at a stop, just as it would if it had a manual transmission and you neglected to push in the clutch, that’s a sign that one of the solenoids is malfunctioning or has gone out.
How does the transmission work in a Ford Expedition?
The Powertrain Control Module (PCM) and its input/output network control the following transmission operations: Torque converter clutch operation. The transmission control is separate from the engine control strategy in the powertrain control module, although some of the input signals are shared.