2020 Ford Escape Titanium Plug-In HybridFACTORY OEM SERVICE PROCEDURE

Pinpoint Tests JD: Crankshaft Position (CKP) Sensor: Introduction

WARNING: To prevent the risk of high-voltage shock, always follow precisely all warnings and service instructions, including instructions to depower the system. The high-voltage system utilizes approximately 300 volts DC, provided through high-voltage cables to its components and modules. The high-voltage cables and wiring are identified by orange harness tape or orange wire covering. All high-voltage components are marked with high-voltage warning labels with a high-voltage symbol. Failure to follow these instructions may result in serious personal injury or death.

This pinpoint test is intended to diagnose the following:

  • CKP sensor (6C135)
  • harness circuits: CKP, SIGRTN and VREF
  • PCM (12A650)
Fig 1: Crankshaft Position (CKP) Sensor Connector
G13533490Courtesy of FORD MOTOR CO.

Harness Side

Circuit Pin
VREF (Reference Voltage) 1
CKP (Crankshaft Position Sensor) 2
SIGRTN (Signal Return) 3
Fig 2: Powertrain Control Module (PCM) Connector
G13533491Courtesy of FORD MOTOR CO.

Harness Side

Circuit Pin
CKP (Crankshaft Position Sensor) T6
SIGRTN (Signal Return) T27
VREF T13
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.