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Home >> Ford >> 2000 >> Taurus LX, 3.0 2, AX4N >> Repair and Diagnosis >> External Pages >> Different car >> Section 339 (Instrument Cluster) >> Diagnosis And Testing >> Instrument Cluster >> Pinpoint Test A: No Communication With The Instrument Cluster Module >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2005 Lincoln LS. However, it is still accessible from the selected car via links, so may be relevant.

The instrument cluster communicates interactively with other electronic modules using the communication network. For additional information on module communication, refer to MODULE COMMUNICATIONS NETWORK . With the ignition switch in the START/RUN position, the instrument cluster receives power from the central junction box (CJB) fuse(s) 4 (5A), circuit 15-GG14 (GN/RD) and 17 (5A), circuit 15-JA14 (GN/BK), when the ignition switch is in the RUN/ACC position, power is received from the CJB fuse 13 (5A), circuit 75-GG15 (YE/GN). With the ignition switch in the OFF position, the instrument cluster receives its power from CJB fuse(s) 20 (10A), circuit 29-GG11 (OG/BU), and 19 (15A), circuit 29-AL12 (OG). The instrument cluster grounding is accomplished through circuit 91-GG11 (BN/RD), and circuit 31-AL11 (BK).