Fault Code 47


Description:  Charging voltage too low too long
Power loss light:  Off
Limp-in mode:  None

Possible Causes

Bad voltage regulator circuit - See Diagnosing Your Charging System

Diagnostic Method

Trigger Parameters

- 6 minutes after engine startup
- Coolant temperature is above 160^F
- Engine speed is above 1500 rpm
- Voltage sense input 1V below target voltage for 20 seconds

Results If Component Fails

Fault 47 code is stored.
Return to the Fault Codes Page


This page is maintained by Russell W. Knize and was last updated 08/28/98. Comments? Questions? Send email.

Copyright © 1996-2003 Russ W. Knize