1997 Ford F-150 Lariat 4.6L Transfer Case
p1820 code in gem module followed pinpoint test replaced gem module tested circuits they test fine with ids can command transfer case cw and ccw but only get a good ground signal or/lb wire and no signal on br/wh
FIX posted 12/18/2015
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Message Closed w/FIX
Vehicle Data1997 Ford F-150 Lariat
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Message Closed w/FIX
Vehicle Data
1997 Ford F-150 Lariat
VIN | 1FTDX1866V |
Engine | 4.6 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Affected | Transfer Case |
Conditions | P1820 4X4 Inop |