NHTSA ID Number: 10173146
Manufacturer Communication Number: P052400
TSB/Document Date: 2020-04-02
Summary
Engine Oil Pressure Too Low
DTC:
SPN 100 FMI 1 // P0524 - 00
GDC18-058
Bulletin:
June 11, 2018
Date:
Description:
Applies to:
See below for fault code description(s)
US10 - US Emissions
For Spanish click here: ESPAÑOL
General Information
These repair instructions are intended to address the following fault(s):
DTC
SPN 100
FMI 1 //
P0524 00
Description
Engine Oil Pressure
Too Low
Possible Cause
x
x
x
x
x
x
Low engine oil level (EOL)
Contaminated oil, slow flowing or too thin
Reduction valve
Worn oil pump
Engine oil pressure (EOP) sensor
Oil leakage
Possible (Observable)
Symptoms
x Low Power
x Reduced engine
output and engine
switch-off if the
vehicle speed falls
below 3 km/h (2 mph)
when engine
protection is chosen
in the data set
Required Parts
Part Number
Description
Quantity
22899626
Oil Pressure Sensor
1
968559
1
Repair Instructions
Oil Pressure Sensor, Replacement
Removal
1. Apply the parking brake and place the shift lever in neutral.
2. Disconnect all cables from the negative (ground) battery terminals to prevent personal injury from electrical
shock and prevent damage to electrical components.
3. Raise the vehicle hood.
© 2016 Mack Trucks
, Inc. Information is subject to change without notice.
Page 1/3
DTC:
SPN 100 FMI 1 // P0524 - 00
Bulletin:
Date:
GDC18-058
June 11, 2018
4. Disconnect the wiring harness connector from the EOP sensor (thermal management) installed in the oil filter
housing.
5. Remove the EOP sensor and O-ring from the oil filter housing.
Installation
1. Install the replacement EOP sensor into the oil filter housing and tighten to specification (see Function Group
20 torque specifications). Be sure to use a new O-ring on the sensor.
2. Reconnect the wiring harness connector to the EOP sensor.
3. Close the vehicle hood.
4. Reconnect all previously removed cables to the negative (ground) battery terminals.
5. Clear any diagnostic trouble codes (DTCs).
6. Start and run the engine and check for leaks.
7. Check the engine oil level and add engine oil as needed.
© 2016 Mack Trucks
, Inc. Information is subject to change without notice.
Page 2/3
DTC:
SPN 100 FMI 1 // P0524 - 00
Bulletin:
Date:
GDC18-058
June 11, 2018
Additional Resources
These repairs are the most likely fix for the identified fault, if this does not fix the issue, Tech Tool will need to be
used for more detailed diagnostics. If filing a warranty claim, please include the ASIST case number.
Labor Code
3864-03-02-02
0.4 – 0.7 (Depending on model)
Causal Part
22899626
© 2016 Mack Trucks
, Inc. Information is subject to change without notice.
Page 3/3
DTC:
SPN 100 FMI 1 // P0524 - 00
Boletín:
Fecha:
Descripción:
Se aplica a:
GDC18-032
20 de febrero de 2020
Rango/Rendimiento de sensor/interruptor de
presión de aceite del motor - Falla de plausibilidad
de la señal
Emisiones de US10 - US
Para inglés, haga clic aquí: ENGLISH
Información general
Estas instrucciones de reparación están destinadas a abordar las siguientes fallas:
DTC
Descripción
x
x
SPN 100
FMI 1 //
P0524 - 00
Presión de aceite de
motor demasiado baja
Posibles síntomas
(observados)
Causa posible
x
x
x
x
Bajo nivel de aceite del motor (EOL)
Aceite contaminado, fluidez lenta o
demasiado delgado
Válvula de reducción
Bomba de aceite desgastada
Sensor de la presión del aceite del
motor (EOP)
Fuga de aceite
x
x
Baja potencia
Potencia reducida del
motor y apagado del
motor, si la velocidad
del vehículo baja de
3 km/h (2 mph) cuando
se elige protección del
motor en el conjunto
de datos
Piezas necesarias
Número de pieza
Descripción
Cantidad
22899626
Sensor de presión del aceite
1
968559
Aro sello
1
Instrucciones de reparación
Sensor de presión de aceite, Reemplazo
Desinstalación
1. Aplique el freno de estacionamiento y coloque la palanca de cambios en punto muerto.
2. Desconecte todos los cables de los terminales negativos (tierra) de la batería para evitar lesiones por
descargas eléctricas y daños en los componentes eléctricos.
3. Levante el capó del vehículo.
© 2016 Mack Trucks
, Inc. La información está sujeta a cambios sin aviso previo.
Página 1/3
DTC:
SPN 100 FMI 1 // P0524 - 00
Boletín:
Fecha:
GDC18-032
20 de febrero de 2020
4. Desconecte el conector de arnés de cableado desde el sensor EOP (administración térmica) instalado en la
carcasa del filtro de aceite.
5. Retire el sensor EOP y el aro sello desde la carcasa del filtro de aceite.
Instalación
1. Instale el sensor EOP de reemplazo en la carcasa del filtro de aceite y ajuste según las especificaciones
(ver especificaciones de torsión del Grupo de funciones 20). Asegúrese de utilizar un nuevo aro sello en el sensor.
2. Reconecte el conector del arnés de cableado al sensor EOP.
3. Cierre el capó del vehículo.
4. Vuelva a conectar todos los cables retirados anteriormente a los terminales negativos (tierra) de la batería.
5. Elimine los códigos de diagnóstico de problemas (DTC).
6. Encienda y deje funcionar el motor y compruebe si hay fugas.
7. Revise el nivel de aceite del motor y agregue aceite de motor, si es necesario.
© 2016 Mack Trucks
, Inc. La información está sujeta a cambios sin aviso previo.
Página 2/3
DTC:
SPN 100 FMI 1 // P0524 - 00
Boletín:
Fecha:
GDC18-032
20 de febrero de 2020
Recursos adicionales
Es muy probable que estas reparaciones solucionen la falla identificada; si esto no soluciona el problema, se
requerirá el uso de Tech Tool para diagnósticos más detallados. Si presenta una reclamación de garantía, incluya
el número de caso ASIST.
Código de trabajo
3864-03-02-10
0.4 – 0.5 (según el modelo)
Pieza causal
22899626
© 2016 Mack Trucks
, Inc. La información está sujeta a cambios sin aviso previo.
Página 3/3
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TSB/Document ID: P052400
Replacement Service Bulletin Number:
MFR Communication Date: 2020-03-10
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT ADAPTIVE/MOBILITY
MFR Component System:
MFR Component Subsystem:
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