Toyota Tercel 1984-1994 Repair Guide

Evaporative Canister

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Inspect the charcoal canister assembly at the correct intervals (refer to the maintenance schedule charts). Check the fuel and vapor lines and the vacuum hoses for proper connections and correct routing, as well as condition. Replace clogged, damaged or deteriorated parts as necessary.

SERVICING



See Figures 1, 2, 3, 4 and 5

Carbureted Engines
  1. Disconnect the hoses to the canister. Label hoses for correct installation.
  2.  
  3. Plug pipes A and B (C and D on 3A-C engines) with your fingers and blow compressed air through pipe C (B on 3A-C engines).
  4.  



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Fig. Fig. 1: Testing the evaporative canister on 3A-C engines



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Fig. Fig. 2: Testing the evaporative canister on 3E engines

  1. Check that air comes out of the bottom of the pipe without resistance. No charcoal should blow out.
  2.  
  3. Replace the canister, if necessary.
  4.  
  5. Reconnect the hoses.
  6.  

Fuel Injected Engines
  1. Using LOW pressure compressed air (0.68 psi or 4.71 kpa), blow into port A and check that air flows without resistance from the other pipes. Blow the same pressure air into port B and check that air does not flow from the other pipes.
  2.  



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Fig. Fig. 3: Port A on 3E-E engines

  1. Clean the filter by blowing compressed air (43 psi or 294 kpa) into port A while holding port B closed. No charcoal should come out.
  2.  
  3. Replace the canister, if necessary.
  4.  



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Fig. Fig. 4: Port B on 3E-E engines



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Fig. Fig. 5: Cleaning the filter in the canister on 3E-E engines

 
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