https://wiki.ross-tech.com/wiki/index.php?action=history&feed=atom&title=00652 2026-04-04T01:18:37Z Revision history for this page on the wiki MediaWiki 1.43.3 https://wiki.ross-tech.com/wiki/index.php?title=00652&diff=3305&oldid=prev 2007-02-17T01:46:44Z

<p></p> <p><b>New page</b></p><div>__FORCETOC__<br /> == 00652 - Gear Monitoring ==<br /> <br /> === 00652 - Gear Monitoring: Implausible Signal ===<br /> <br /> ==== Possible Causes ====<br /> <br /> * Automatic Transmission Fluid (ATF) Level not OK<br /> * Vehicle Speed Sensor (G68) dirty/faulty<br /> ** Impulse Wheel dirty or Installation faulty<br /> * Gearbox Speed Sensor (G38) dirty/faulty<br /> ** Impulse Wheel dirty or Installation faulty<br /> * Multi-Function Switch (F125) faulty &#039;&#039;(but not detected)&#039;&#039;<br /> * Clutch or Valve Body faulty<br /> * Automatic Transmission Fluid (ATF) Pump faulty<br /> <br /> ==== Possible Solutions ====<br /> <br /> * Check Automatic Transmission Fluid (ATF) Level<br /> * Check/Clean/Replace Vehicle Speed Sensor (G68)<br /> * Check/Clean/Replace Gearbox Speed Sensor (G38)<br /> * Check/Replace Multi-Function Switch (F125)<br /> * Check/Replace Clutch and/or Valve Body<br /> <br /> ==== Special Notes ====<br /> <br /> * The ratio of engine speed to gearbox output speed in the currently engaged gear is implausible.<br /> * Slip rpm with torque converter lock-up clutch disengaged must be greater than stall speed.<br /> <br /> [[Category:Fault Codes]]</div>

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