FMI 139 CAT Fault Code
Left Extender Failure to Reach Temperature
Cause :
The literal translation of the error is low circuit of the solenoid valve of the intake device located in the second bank. It is necessary to check the operation of the mechanism.Vehicle in Service Mode or ON The parking assist is activated. The activation takes place through putting in the reverse gear or through operating the parking assist switch.
Don't forget ! When a fault code pops up, CAT's Uptime Center is automatically notified via an cellular link, and it alerts the truck's owner by prearranged methods, usually email or phone calls.
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