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SPN 100 - FMI 18 (Fault Code 143)

SPN100 FMI18
Engine Oil Rifle Pressure - Data Valid but Below Normal Operational Range - Moderately Severe Level

Engine Oil Pressure

CODES:
Fault Code: 143
PID(P), SID(S): P100
SPN: 100
FMI: 1/18
Lamp: Amber
SRT:

REASON: Engine Oil Rifle Pressure - Data Valid but Below Normal Operational Range - Moderately
Severe Level. Engine oil pressure signal indicates engine oil pressure is below the engine protection
warning limit.

EFFECT:
Automotive: None on performance.
Marine: calibration dependent.

Circuit Description:
The engine oil pressure sensor is used by the electronic control module (ECM) to monitor the lubricating oil pressure. The ECM monitors the voltage on the signal pin and converts this to a pressure value.

Component Location:
The engine oil pressure sensor is located on the left side of the engine block.


Read More:
SPN 100 - FMI 4 (Fault Code 141)
SPN 100 - FMI 3 (Fault Code 135)









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