the upstream O2 sensor is directly below thethe exhaust manifold flanges, above the catalytic converter. The downstream O2 sensor is in the exhaust pipe. Disconnect the electrical connectors and screw it out
Where is the camshaft position sensor located on a 1999 ford ranger 4.0 liter engine
The 1999 Ford Ranger 3.0 liter engine throttle positioning sensor is located on the cylinder head. The sensor will be near the middle of the cylinder head.
top rear of engine
Inspect at 120,000 miles , replace if needed ( Ford maintenance and the Gates website ) for the 2.5 liter , 4 cylinder , in a 1999 Ford Ranger
how to replace a blend door actuator on a 1999 ford ranger
The engine oil dipstick is on the drivers side of the 4.0 liter V6 engine in your 1999 Ford Ranger Helpfull
speed sensor a
According to Gates ( they manufacture timing belts etc ) the 2.5 liter engine used in a 1999 Ford Ranger is NOT an interference engine
( 160 horsepower ) for the 4.0 liter OHV , V6 engine in a 1999 Ford Ranger
2.5 liter 4 cylinder , or the 3.0 liter or 4.0 liter V6
You don't mention the engine size on your 1999 Ford Ranger , but if you have the 4.0 liter EFI , V6 engine : From what I have read , the camshaft position sensor is on the top of the engine , near the centerline , at the rear of the engine near the firewall ( apparently you can't see it until the upper intake manifold is removed )
( 5W-30 ) for the 2.5 liter 4 cylinder , 3.0 and 4.0 liter V6 engines ( according to the 1999 Ford Ranger Owner Guide )