165K On The Clock And Never An Issue With Actual Bad Oil Pressure.
Just recently i noticed no oil pressure reading on the gauge. Low oil pressure will cause the engine to seize up. @tomtundra before replacing the gauge i'd be checking the oil pressure switch.
These Tundras Had Major Issues With The Oil Pressure Sending Units.
The oil pressure switch or oil pressure sensor in your 2004 toyota tundra communicates with your engine’s computer to turn on the oil light if the oil pressure is low. Have you screwed in an oil pressure guage to check. Gage assy, oil pressure senderreplaced by:
Some Customers With Sequoia Or Tundra Vehicles With 4.7L Engines May Encounter An Oil Pressure Gauge That Reads Abnormally Low At Idle.
The dash gauge is a dummy gauge but sometimes oil pressure might vary with oil thickness and oil filter. Lifers will rattle if oil pressure is low. I’ve recently purchased a 2004 tundra.
It Would Give You Comfort About Your Truck's Oil Pressure.
If you google search that number should be able to find a copy. Shop 2004 toyota tundra engine oil pump. There was a technical service bulletin back in the day but only covered up through 2002 on the tundra and up through 2004 on the sequoia.
Shop 2004 Toyota Tundra Engine Oil Pump.
I’ve noticed that the oil pressure drops to the 1/4 line when it’s at an idle, but increases to the normal operating range while driving or revving the motor. I've run 20w50 to 0w20 in my v8 and i would see a difference in idle oil pressure on the dash guage. In some cases, they can fail as a result of an oil leak and must be replaced to prevent catastrophic engine damage.
