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Lincoln
Navigator
Warning Lights
Check Engine Light
Intermittent Check Engine Light
1998 LINCOLN NAVIGATOR
173,000 MILES • 4WD • AUTOMATIC
ALTHEACONKLIN
MEMBER
1 POST
Previous P0442 code, gas cap hx, rain (leak=water inside frame), am=rough idle. Driven.
Oct 15, 2021 at 1:03 AM
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SQM
✓
Experienced Mechanic
6,383 POSTS
Hello,
The code P0442 can get triggered for any type of small leak in the EVAP system. From a leaky gas cap to a cracked hose to a bad purge valve.
Here is a helpful guide:
https://www.2carpros.com/articles/evap-system-code-repair
I have attached the trouble shooting steps for that code below. This can help you with the diagnostics.
Please let me know of any questions.
Thank you.
Images (Click to enlarge)
Oct 15, 2021 at 1:35 AM
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