DTC P1703: Brake Switch Out Of Self-Test Range

WARNING: This page does not describe the selected car, but rather 33 other vehicles, including the 2010 Mercury Mountaineer, 2010 Mercury Milan, 2010 Mercury Mariner, 2010 Mercury Grand Marquis, and 2010 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.

DTC P1703: BRAKE SWITCH OUT OF SELF-TEST RANGE

Description:	Indicates that during the key on engine off (KOEO) self-test, the brake pedal position (BPP) signal was high, or during the key on engine running (KOER) self-test, the BPP signal did not cycle high and low.
Possible Causes:	Open or short in the BPP circuit Open or short in the stoplamp circuits Concern in module(s) connected to the BPP circuit Damaged brake switch Incorrectly adjusted brake switch
Diagnostic Aids:	Check for correct function of the stoplamps. Using the scan tool, check the BPP PID. The stoplamps and PID should toggle on and off with brake pedal activation.
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
All	GO to PINPOINT TEST FD .