P2456 Ford Particulate Pressure Sensor Intermittent/Erratic Fix…
Fault Code Descriptions
P2456 Particulate Pressure Sensor A Circuit Intermittent/Erratic
P2463 Diesel Particulate Filter – Soot Accumulation
P246B Vehicle Conditions Incorrect for Particulate Filter Regeneration
P246C Particulate Filter Restriction – Forced Limited Power (Bank 1)
P24A4 Particulate Filter Restriction – Soot Accumulation Too High (Bank 1)
Repair – Fix for Ford Duratorq TDCi StgV
- Attach MityVac to DPF sensor located under bonnet
- Confirm live data display with MityVac readings
- Pressure Fault reading 38 kpa as should be showing Zero
- If wiring to sensor is ok replace DPF pressure sensor
Pin 1 (Signal 0.5v = 0 kpa)
Pin 2 (0 volts)
Pin 3 (5 volts)
- Test DPF pressure sensor live data with MityVac
- Connect pipes to exhaust and test DPF pressures running
Engine 4700 rpm
DPF Pressure only
10 Kpa = 1.5 psi
Ford Models fitted with the Duratorq TDCi StgV engine are:
Focus 1.6 SOHC Diesel – From: 03-01-2011 To: 21-07-2015
Focus 2.0 DI Diesel – From: 03-01-2011 To: 21-07-2015
C-Max 1.6 SOHC Diesel – From: 23-08-2010 To: 02-06-2015
C-Max 2.0 DI Diesel – From: 23-08-2010 To: 02-06-2015
S-Max/Galaxy 1.6 SOHC Diesel – From: 07-02-2011 To: 08-04-2015.
S-Max/Galaxy 2.0 DI Diesel – From: 15-03-2010 To: 08-04-2015
S-Max/Galaxy 2.2L Duratorq Engine – From: 22-11-2010 To: 08-04-2015
Mondeo 1.6 SOHC Diesel – From: 07-02-2011 To: 22-12-2014.
Mondeo 2.0 DI Diesel – From: 15-03-2010 To: 22-12-2014
Mondeo 2.2L Duratorq Engine – From: 22-11-2010 To: 22-12-2014
Kuga 2.0 DI Diesel – From: 05-05-2010 To: 10-11-2012
DPF Pressure sensor part numbers are:
1 786 775, 1786775, AV61 5L200 AB, AV615L200AB, AV61-5L200-AB, AV61-5L200-AA