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HOMESERVICE MANUALSFORD1997CROWN VICTORIA BASE, 4.6 WREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMEBODY, CAB CONTROL SYSTEMSMODULE COMMUNICATIONS NETWORK SYSTEMCOMMUNICATION NETWORK DIAGNOSTICSCOMMUNICATION SYSTEM DIAGNOSTICS
1997 Ford Crown Victoria Base, 4.6 W

Communication System Diagnostics

1997 Ford Crown Victoria Base, 4.6 WSECTION Communication System Diagnostics

Before proceeding to communication DTC tables to diagnose a communication DTC:

  • Review vehicle equipment level.
  • Make note of modules and systems vehicle is equipped with.

Before performing any testing:

  • Ensure DTC being diagnosed is referencing a module or system vehicle is equipped with.
  • New Generation Star (NGS) scan tester may produce a communication DTC for no communication if vehicle is not equipped with suspect module or system.
  • New Generation Star (NGS) scan tester will interpret a not equipped module as a communication failure.
  • If a DTC is retrieved for a module or system vehicle is not equipped with, disregard this DTC.
  • If the only communication DTC retrieved is for a module or system vehicle is not equipped with, self-test is considered passed.
J1850 COMMUNICATION NETWORK DTC DEFINITIONS

DTC Source Module(s) Test
0000 --- Network Passed
0001 PCM A
0002 EATC B
0003 PCM/EATC C
0004 NGV D
0005 NGV/PCM (1)
0006 EATC/NGV (2)
0007 EATC/NGV/PCM (3)
(1) Perform TEST E. If vehicle is not equipped with NGV module, perform TEST A.
(2) If equipped with EATC module, perform TEST B. If equipped with NGV module, perform TEST D. If vehicle is not equipped with either system, system passed and no further action is required.
(3) If vehicle is not equipped with NGV module, perform TEST C. If vehicle is not equipped with EATC module, perform TEST E. If vehicle is not equipped with EATC or NGV, perform TEST A.
ISO 9141 COMMUNICATION LINK DTC DEFINITIONS

DTC Source Module(s) Test
0000 --- Link Passed
0001 LCM F
0002 ABS (1)
0003 ABS/LCM (2)
0004 DSM System Passed
0005 DSM/LCM F
0006 ABS/DSM (1)
0007 ABS/DSM/LCM (2)
0008 DDM (3)
0009 DDM/LCM (4)
000A ABS/DDM (5)
000B ABS/DDM/LCM (6)
000C DDM/DSM (3)
000D DDM/DSM/LCM (4)
000E ABS/DDM/DSM (5)
000F ABS/DDM/DSM/LCM (6)
0010 AIR BAG J
0011 AIR BAG/LCM F
0012 ABS/AIR BAG (7)
0013 ABS/AIR BAG/LCM (7)
0014 DSM/AIR BAG J
0015 DSM/AIR BAG/LCM F
0016 ABS/DSM/AIR BAG (7)
0017 ABS/DSM/AIR BAG/LCM (2)
0018 DDM/AIR BAG (8)
0019 DDM/AIR BAG/LCM (4)
001A ABS/DDM/AIR BAG (9)
001B ABS/DDM/AIR BAG/LCM (6)
001C DDM/DSM/AIR BAG (8)
001D DDM/DSM/AIR BAG/LCM (4)
001E ABS/DDM/DSM/AIR BAG (9)
001F ABS/DDM/DSM/AIR BAG/LCM (10)
(1) Perform TEST G. If vehicle is not equipped with ABS, system passed and no further action is required.
(2) Perform TEST G. If vehicle is not equipped with ABS, perform TEST F.
(3) Perform TEST H. If vehicle is not equipped with DDM, system passed and no further action is required.
(4) Perform TEST H. If vehicle is not equipped with DDM, perform TEST F.
(5) Perform TEST G. If vehicle is not equipped with ABS, perform TEST H. If vehicle is not equipped with DDM or ABS, system passed and no further action is required.
(6) Perform TEST G. If vehicle is not equipped with ABS, perform TEST H. If vehicle is not equipped with ABS or DDM, perform TEST F.
(7) Perform TEST G. If vehicle is not not equipped with ABS, perform TEST J.
(8) Perform TEST H. If vehicle is not equipped with DDM, perform TEST J.
(9) Perform TEST G. If vehicle is not equipped with ABS, perform TEST H. If vehicle is not equipped with ABS or DDM, perform TEST J.
(10) Perform TEST K. If vehicle is not equipped with ABS, perform TEST L. If vehicle is not equipped with DDM, perform TEST M. If vehicle is equipped with AIR BAG and LCM, perform TEST N.
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