Pinpoint Test I : The Analog Temperature Gauge Is Inoperative
WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
- I1 PERFORM THE PCM KOEO SELF-TEST
- Ignition ON.
- Using a diagnostic scan tool, perform the PCM KOEO self-test.
Are any DTCs recorded?
Yes REFER to Electronic Engine Controls . No GO to I2. - I2 PERFORM THE IPC SELF-TEST
- Using a diagnostic scan tool, perform the IPC self-test.
Are any DTCs recorded?
Yes REFER to DTC Chart: IPC . No GO to I3. - I3 PERFORM THE TEMPERATURE GAUGE ACTIVE COMMAND USING THE SCAN TOOL
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NOTE: Make sure to set the diagnostic scan tool to 0 or full cold before beginning this step.
Using a diagnostic scan tool, view the IPC PIDs.
- Select the IPC temperature gauge (ENGCOOLNT) PID. Command the temperature gauge on and off while monitoring the gauge.
Does the temperature gauge start at cold (C), move to full hot (H) and return to cold (C)?
Yes INSTALL a new PCM. REFER to Electronic Engine Controls . No -