Pinpoint Tests WA: Exhaust Gas RECIRCULATION Temperature (EGRT) Sensor: Introduction

2021 Ford Edge SE, 4WDSECTION Introduction
WARNING: This page is about a different car, the 2020 Ford F-550 Super Duty, 2020 Ford F-450 Super Duty, 2020 Ford F-350 Super Duty, 2020 Ford F-250 Super Duty, and 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Regeneration may occur during normal operation. During regeneration, diagnostic procedures may display biased values. If a regeneration occurs during diagnostic procedures, allow the process to complete before continuing diagnostics.

This pinpoint test is intended to diagnose the following:

  • harness circuits: EGRT11, EGRT12, and SIGRTN
  • EGRT11 and EGRT12 sensors
  • PCM (12A650)
Fig 1: Exhaust Gas Recirculation Temperature Bank 1, Sensor 1 (EGRT11) Sensor Connector
G13533806Courtesy of FORD MOTOR CO.

Harness Side

Circuit Pin
EGRT11 (Exhaust Gas Recirculation Temperature Bank 1, Sensor 1) 1
SIGRTN (Signal Return) 2
Fig 2: Exhaust Gas Recirculation Temperature Bank 1, Sensor 2 (EGRT12) Sensor Connector
G13533807Courtesy of FORD MOTOR CO.

Harness Side

Circuit Pin
EGRT12 (Exhaust Gas Recirculation Temperature Bank 1, Sensor 2) 1
SIGRTN (Signal Return) 2
Fig 3: Powertrain Control Module-E (PCM-E) Connector
G13533808Courtesy of FORD MOTOR CO.

Harness Side

Circuit Pin
EGRT11 (Exhaust Gas Recirculation Temperature Bank 1, Sensor 1) 101
SIGRTN (Signal Return) 99
EGRT12 (Exhaust Gas Recirculation Temperature Bank 1, Sensor 2) 78
Fig 4: Powertrain Control Module-T (PCM-T) Connector
G13533809Courtesy of FORD MOTOR CO.

Harness Side

Circuit Pin
RENDER: 1.0x

NO RELATED

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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.