1994 Toyota Tercel Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1994 Toyota Tercel
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1994 Toyota Tercel ProblemsUpdated Expansion Valve to Correct Leaks and Poor Performance
The AC Expansion Valve may develop a very slow leak or allow too much refrigerant flow which reduces cooling. Our technicians tell us that Toyota makes an updated expansion valve to resolve these problems if and when they occur.
The Throttle Position Sensor can get out of adjustment due to wear in the throttle body or due to carbon build up. This will cause the idle timing to advance more than 30 degrees which will cause very high HC and NOx emissions. Conversely, the Throttle Position Sensors can wear out and not properly advance the timing which causes a lack of power and poor fuel economy.
Typically the AC compressor is worn out by about 150,000 miles in warm and/or humid climates. It is recommended to replace the complete compressor including a new clutch and rpm sensor, and to replace the receiver/dryer as well.
1994 Toyota Tercel QuestionsGot thermostat replaced. Now engine runs quite a bit warmer than before. Is this normal, will it hurt my engine? (3 answers)
It always for the past 23 yrs ran cool with the heat indicator needle near C. Never over heated until last week. With new thermostat, engine heat indicator needle runs consistently just below 1/2 way. This is quite a bit warmer than usual. Is it normal for a new thermostat to be this much differe...
When I bought the car it had a miss, after replacing plugs wires cap and button. After 50-75 miles it starts missing again so from left to right I pulled the plug wires and the 4th didn't seem to make much difference, so I pulled the plug and it was very wet. now after replacing the plug and ...