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| Home / Car Engines / Toyota Engines / TOYOTA 22R-E |
Toyota 22R-E Troubleshooting
| Engine Model: Toyota 22R-E |
| Engine Type: 4-cycle 4-cylinder 8-valve SOHC gasoline engine |
| Total Displacement: 144.4 cu.in (2.37 L) |
| Rated Engine Power: 110 Hp (81 kW) at 5000 rpm |
| Fuel System: Multiport fuel injection (MFI) |
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| Engine hard starting or not starting |
Empty gas tank - Fill it up.
Wrong fuel grade - Change fuel.
Air trapped in fuel system - Bleed air.
Spark plug wire is loose or disconnected - Check the spark plug wire connection, repair or replace.
Faulty spark plug - Install new spark plug.
Ignition system failure - Inspect ignition system and change failed components.
Dirty fuel filter - Fuel filter needs changing.
Fuel lines are clogged - Clean fuel system lines.
Fuel pump is faulty or clogged - Service or replace fuel pump.
Clogged or damaged fuel injectors - Service or replace fuel injectors.
Engine has low compression - Check cylinder block and replace defective parts.
| Engine runs irregularly |
Defective ignition system - Test ignition and replace failed parts.
Plugged air filter - Replace or clean air filter.
Faulty spark plug - Install new spark plug.
Fuel pump is faulty or clogged - Check fuel pump and replace if necessary.
Excessive valve clearance - Adjustment procedure required.
Ignition timing is wrong - Adjust ignition timing correctly.
Low idle speed set incorrectly - Correct idle settings.
| Engine starts and stops immediately |
Defective spark plug - Install new spark plug.
Fuel injectors are faulty or clogged - Test fuel injectors and replace if necessary.
Faulty ignition coil - Ignition coil must be replaced.
Loose or worn valve springs - Replace valve springs.
Valves are stuck - Valves must be cleaned.
| Engine is overheated |
Engine oil insufficient - Checking oil level and add if necessary.
Engine overload - Load reducing is recommended.
Fuel injectors are clogged - Need to clean fuel injectors.
Ignition timing is improper - Adjust ignition timing as required.
Incorrect valve setting - Adjust valves correctly.
Radiator fins are dirty or radiator cap is defective - Clean radiator or install new cap.
Coolant level is low - Fill radiator to proper level and check components for faults.
Defective thermostat - Replace thermostat.
Faulty water pump - Replace water pump.
| Abnormal engine knocking or noise |
Stale gasoline - Use correct gasoline.
Engine is running overloaded - Reduce load.
Engine oil insufficient - Checking oil level and add if necessary.
Improperly adjusted low idle speed - Correct idle settings.
Dirty or defective fuel pump - Test fuel pump and change if necessary.
Worn crankshaft or main bearings - Have bearings or crankshaft replaced.
Valve clearance is improper - Adjust valve clearance.
Worn piston rings or cylinder bore - Replace faulty parts.
| Engine power is too low |
Fuel injectors are damaged or dirty - Check fuel injectors and replace if necessary.
Clogged air filter - Clean or change air filter.
Fuel pump is damaged or dirty - Test fuel pump and change if necessary.
Ignition system failure - Check ignition and replace faulty components.
Blown cylinder head gasket - Replace cylinder head gasket.
Valves are burned or stuck - Clean or change valves.
Worn cylinder block parts - Replace defective parts.
Oil filter element is plugged - Service or change oil filter.
| Excessive fuel consumption |
Air filter is dirty - Service or change air filter.
Dirty or damaged fuel injectors - Clean or replace fuel injectors.
Spark plug is faulty or loose - Tighten or replace spark plug.
Ignition timing is wrong - Adjust ignition timing correctly.
Worn, stuck, or burned valves - Change or service valves.
Worn sleeve, rings, or piston - Replace faulty components as required.
Valve clearance is wrong - Adjust valve clearance according to specifications.
Bad engine compression - Inspect cylinder block and replace worn components.
| High oil consumption |
Damaged gaskets or seals - Replace to repair leaks.
Worn valve stems and valve guides - Replace defective valves.
Worn or stuck piston rings - Install new piston rings.
Worn cylinder liner or piston - Inspect piston and liner, change as required.
| Engine backfires |
Dirty fuel injectors - Check fuel injectors and clean if necessary.
Dirt in the fuel lines - Fuel lines must be clean.
Incorrect ignition timing - Adjust ignition timing as required.
Valve setting is incorrect - Valves needs to be set correctly.
Clogged air filter - Clean or replace air filter.
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