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Previa EGR blockage
Hi. I have a 1991 Previa that has blocked EGR passages. It
failed emission testing because the CEL is on with DTC 71.
Pumping up the EGR valve manually does not kill the engine,
although idle speed does drop somewhat. 
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| Engine | 2.4 L |
| Trans | 5-speed Standard |
Vehicle Data
1991 Toyota Previa DX 2.4L
| Engine | 2.4 L |
| Trans | 5-speed Standard |
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