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p1491 with intermittent purge control duty cycle
Hello TDF. On this sentra, code 1491 was [...] has been to the dealer many times. Code 1491 means (evap vacuum cut valve/bypass circuit malfunction). The dealer replaced the charcoal canister because it was saturated with fuel. They also replaced the vacuum cu... Login to read more. 
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| Engine | 1.8 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
2001 Nissan Sentra XE 1.8L
| Engine | 1.8 L |
| Trans | 4-speed Automatic (Electronic) |
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