: Air and fuel filters should be replaced every 15,000 to 30,000 km to prevent rough idling or loss of power.
If your engine suffers from low compression, oil consumption, or a blown head gasket, you must service the cylinder head. Cylinder Head Bolt Torque Sequence
If your Check Engine Light (CEL) is on, you can read the codes manually without a scanner: toyota 5afe engine service manual new
~5.5 Liters (including heater core) Ignition System Specs Spark Plug Type: NGK BKR5EYA or DENSO K16R-U Spark Plug Gap: 1.1 mm (0.043 in)
Comprehensive Toyota 5A-FE Engine Service Manual & Repair Guide : Air and fuel filters should be replaced
Using a calibrated torque wrench is vital to prevent catastrophic engine failure or stripped threads in the aluminum components. Torque Specification (Metric) Torque Specification (Imperial) Step 1: 29 N·m Step 2: Turn 90° Step 3: Turn 90° Step 1: 22 lb·ft Step 2: Turn 90° Step 3: Turn 90° Main Bearing Caps Connecting Rod Caps Step 1: 25 N·m Step 2: Turn 90° Step 1: 18 lb·ft Step 2: Turn 90° Crankshaft Pulley Bolt 108 lb·ft Camshaft Bearing Caps Flywheel / Drive Plate Spark Plugs Oil Pan Drain Plug Valve Cover Nuts 5 lb·ft (62 in·lbf) 7. Troubleshooting Common 5A-FE Issues Engine Cranks But Will Not Start
Turn the ignition switch to the position (do not start the engine). Test the thermostat operation in a boiling water bath
Verify the radiator cooling fan engages when the engine warms up. Test the thermostat operation in a boiling water bath. Check the radiator cap for its ability to hold pressure. High Oil Consumption Replace hardened or worn valve stem seals. Check for stuck oil control piston rings. Inspect the PCV valve and hose for clogs.