Oil Pressure Sender: Service and Repair

CAUTION: The pressure switch-type unit used with the warning indicator system is not interchangeable with the variable resistance-type unit used with the gauge system. Installation of the wrong part will result in an inoperative oil pressure indicating system and a damaged sender unit or gauge.

Removal and Installation

1. Disconnect wire at switch and remove switch using Remover/Replacer Tool T87L-9278-A or equivalent.
2. To install switch, coat threads with Teflon(r) Pipe Sealant D8AZ-19554-A or equivalent and install in fitting.
3. Tighten switch to 19 Nm (14 lb ft) using Remover/Replacer Tool T87L-9278-A or equivalent.
4. Install electrical connector to switch.
5. Start engine and check for oil leaks.