https://wiki.ross-tech.com/wiki/index.php?action=history&feed=atom&title=17519%2FP1111 2026-04-20T06:12:03Z Revision history for this page on the wiki MediaWiki 1.43.3 https://wiki.ross-tech.com/wiki/index.php?title=17519/P1111&diff=4858&oldid=prev 2010-02-22T16:09:05Z

<p>New page: __FORCETOC__ === 17519/P1111 Oxygen sensor control; Bank 1: System too lean === ==== Possible Causes ==== * Mass Air Flow Sensors (G70) faulty * Intake Air System faulty/leaking (false A...</p> <p><b>New page</b></p><div>__FORCETOC__<br /> === 17519/P1111 Oxygen sensor control; Bank 1: System too lean ===<br /> <br /> ==== Possible Causes ====<br /> <br /> * Mass Air Flow Sensors (G70) faulty<br /> * Intake Air System faulty/leaking (false Air)<br /> * Fuel Injector(s) faulty<br /> * Insufficient Fuel Delivery<br /> * Exhaust System leaking<br /> * Faulty O2 Sensor(s)<br /> <br /> ==== Possible Solutions ====<br /> <br /> * Check Mass Air Flow Sensors (G70)<br /> * Check Intake Air System for Leaks<br /> * Check Fuel Injector(s)<br /> * Check Fuel Delivery Including Pump and Filter<br /> * Check Exhaust System for Leaks<br /> * Check O2 Sensor(s) Adaptation Values (Before Clearing Faults: [[Fuel Trim Info|Fuel Trim Information]])<br /> <br /> [[Category:Fault Codes]]</div>

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