N14 Base Engine Troubleshooting and Repair Manual – 007-028   Lubricating Oil Pressure Gauge

Table of Contents




  1. Check the following for defects:
  • Electrical wiring broken.
  • Sending unit malfunction (refer to step No. 2).
  • Plumbing loose, leaking, or broken.
  1. Use a master gauge of known accuracy to verify the reading of the suspect gauge.
  2. Connect the line from the master gauge to the main oil rifle on the fuel pump side of the engine.
  3. Replace the sending unit or gauge if it is defective.

Last Modified:  12-May-2003