Black Widow Security BW 2800 Service Manual download pdf (Page 39)

Electrical_EFI Service Manual.fm

READING FAULT CODES

To read fault codes

When a fault is reported, consult the fault diagnostic tables in this manual. Refer to "Fault Troubleshooting"

starting on page 42.

CAUTION:

Obtain the vehicle’s wiring diagram before attempting any testing.

OTE :

Most faults reported by the system can be corrected by examining the connector attached to the device or by

tracing circuit for an open or short circuit condition between the ECU connectors and the device connector.

A MIL Lamp fault code (an accessory code) will display on units without ECU interface accessories. The MIL

fault does not indicate a problem with normal engine operations, just the accessories.

Once a fault has been cleared through corrective action, close and reopen the Fault Report window; The ECU

does not store intermittent or one time faults. The Fault Report window will only display current faults available.

1. To read faults, make sure the communication cable is connected correctly.

2. Click the “RECEIVE Fault(s) (From ECU)” button in the main window.

The Fault Report window will display with a list of faults the ECU was encountering when the button was

clicked.

These are “live” faults not stored faults. The GP Control MC1000 ECU programming does not store faults in

memory, therefore the faults displayed in the window are the faults the ECU reports when the Fault Report but-

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Black Widow Security BW 2800 Service Manual Page 39