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Home >> Pontiac >> 2001 >> Aztek Base, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Body Control Modules >> System Tests >> Test A: Scan Tool Does Not Power Up >> Diagnostic Aids
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Diagnostic Aids

Underhood fuse block FRT AUX (20-amp) fuse supplies power to DLC terminal No. 16 (Orange wire). When DLC voltage and ground circuits are functioning properly, malfunction must be due to scan tool.

Fig 1: Identifying Data Link Connector Terminals
G00050869Courtesy of GENERAL MOTORS CORP.