Other information:
Diagnostic Trouble Code (DTC) Chart
Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).
Module
DTC
Description
Action
APIM
U0253:00
Lost Communication With Accessory Protocol Interface Module: No Sub Type Information
GO to Pinpoint Test E..
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
NOTE:
Crankshaft main bearing journals must be within specifications before checking journal clearance.
Remove the crankshaft main bearing cap and crankshaft main bearing.
Position a piece of Plastigage across the crankshaft main bearing surface.
NOTE:
Do not turn..