P0501 - Vehicle Speed Sensor (VSS) Range/Performance

WARNING: This page does not describe the selected car, but rather 30 other vehicles, including the 2004 Mercury Sable, 2004 Mercury Mountaineer, 2004 Mercury Monterey, 2004 Mercury Marauder, and 2004 Mercury Grand Marquis. However, it is still accessible from the selected car via links, so may be relevant.

P0501 - VEHICLE SPEED SENSOR (VSS) RANGE/PERFORMANCE

Description:	Indicates the powertrain control module (PCM) detected an error in the vehicle speed information. This DTC is set the same way as P0500, however the malfunction indicator lamp (MIL) is not triggered.
Possible Causes:	Refer to possible causes for P0500.
Diagnostic Aids:	Refer to Diagnostic Aids for P0500.
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
LS, Freestar/Monterey, Town Car, Thunderbird	Vehicle speed information is provided by the anti-lock brake system. Go to the appropriate ANTI-LOCK CONTROL article, to perform complete diagnosis.	Vehicle speed information is provided by the anti-lock brake system. Go to the appropriate ANTI-LOCK CONTROL article, to perform complete diagnosis.	Vehicle speed information is provided by the anti-lock brake system. Go to the appropriate ANTI-LOCK CONTROL article, to perform complete diagnosis.
Excursion, F-Super Duty	GO to PINPOINT TEST DF: VEHICLE SPEED CIRCUIT CHECK Step 1.	GO to PINPOINT TEST DF: VEHICLE SPEED CIRCUIT CHECK Step 1.	GO to PINPOINT TEST DF: VEHICLE SPEED CIRCUIT CHECK Step 1.
Escape Manual	GO to PINPOINT TEST DP: VEHICLE SPEED SENSOR (VSS)/TRANSFER CASE SPEED SENSOR (TCSS) Step 1.	GO to PINPOINT TEST DP: VEHICLE SPEED SENSOR (VSS)/TRANSFER CASE SPEED SENSOR (TCSS) Step 1.	GO to PINPOINT TEST DP: VEHICLE SPEED SENSOR (VSS)/TRANSFER CASE SPEED SENSOR (TCSS) Step 1.
F-150 U/8500 4x4 MSOF, F-150 Heritage U/8500 4x4 MSOF	GO to PINPOINT TEST DP: VEHICLE SPEED SENSOR (VSS)/TRANSFER CASE SPEED SENSOR (TCSS) Step 9.	GO to PINPOINT TEST DP: VEHICLE SPEED SENSOR (VSS)/TRANSFER CASE SPEED SENSOR (TCSS) Step 9.	GO to PINPOINT TEST DP: VEHICLE SPEED SENSOR (VSS)/TRANSFER CASE SPEED SENSOR (TCSS) Step 9.
All others	Go to the appropriate AUTOMATIC TRANSMISSION article.	Go to the appropriate AUTOMATIC TRANSMISSION article.	Go to the appropriate AUTOMATIC TRANSMISSION article.