E: Oil Pressure Indicator Is Always on
1. Check oil level and pressure with a mechanical gage.^ If oil level and pressure are OK, go to Step 2.
^ if oil level and pressure are not OK, see Engine for diagnosis.
2. With ignition Switch in RUN, disconnect the Fuel Pump Oil Pressure Switch connector.
^ If the Oil Pressure indicator is now out, replace the Fuel Pump Oil Pressure Switch.
^ If the Oil Pressure indicator is still on, check/repair TAN (31) wire for a short to ground (see schematic). If OK, replace the Instrument Cluster.