Pinpoint Test DF: Vehicle Speed Circuit (VSC) Check: Introduction

WARNING: STRICT OBSERVANCE OF POSTED SPEED LIMITS AND DRIVING CONDITIONS IS MANDATORY WHEN PROCEEDING THROUGH THE FOLLOWING DRIVE CYCLES.
FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY.

This pinpoint test is intended to diagnose the following:

harness circuits: VSC
powertrain control module (PCM) (12A650)

Fig 1: Anti-Lock Brake System (ABS) Connector

Courtesy of FORD MOTOR CO.

For PCM connector views or reference values, refer to REFERENCE VALUES .

POWERTRAIN CONTROL MODULE (PCM) CONNECTOR PIN REFERENCE CHART

Connector	Pin	Circuit
170 Pin	B29	VSC