Pinpoint Test N: The Boost Gauge Is Inoperative (Diesel Only)

WARNING: This page is about a different car, the 2013 Ford F-550 Super Duty, 2013 Ford F-450 Super Duty, 2013 Ford F-350 Super Duty, and 2013 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.

N1 RETRIEVE THE RECORDED DTCs FROM THE PCM KOEO SELF-TEST
- Check the recorded PCM DTCs from the Key ON Engine OFF (KOEO) self-test.
- Are any DTCs recorded?
- Yes : REFER to the ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) (SECTION 0) or INTRODUCTION - DIESEL MODELS . TEST the system for normal operation.
- No : GO to N2.
N2 RETRIEVE THE RECORDED DTCs FROM THE IPC SELF-TEST
- Check for recorded IPC DTCs from the self-test.
- Are any DTCs recorded?
- Yes : For DTC U0100:00, GO to PINPOINT TEST BA .
  For all other DTCs, REFER to DTC CHARTS .
- No : GO to N3.

N3 CARRY OUT THE BOOST GAUGE ACTIVE COMMAND USING THE SCAN TOOL

Ignition ON.
Enter the following diagnostic mode on the scan tool: IPC DataLogger.

NOTE: Make sure that the gauge begins at 0 psi stop. If necessary, adjust the scan tool to command the gauge to 0 psi mark before beginning this step.

Select the IPC boost gauge (TURBO_GAUGE) active command. Command the boost gauge to 69 kPa (10 psi), 138 kPa (20 psi), 201 kPa (29 psi) and 276 kPa (40 psi).

Scan Tool Setting	Gauge Indication
30%	10 psi
50-55%	20 psi (just left or right of the mark respectively)
75%	30 psi

Does the boost gauge match each command?

Yes : INSTALL a new PCM. REFER to ELECTRONIC ENGINE CONTROLS - DIESEL ENGINES . TEST the system for normal operation.
No : INSTALL a new IPC. REFER to Instrument Panel Cluster (IPC) . TEST the system for normal operation.