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Using Scan Tool
- Refer to manufacturer's operation manual for instructions in use of scan tool. Before entering on-board diagnostics, see SERVICE PRECAUTIONS
. Locate DLC under instrument panel, near steering column. See Figure
.
- Turn the ignition switch to LOCK position. Connect scan tool to DLC. Turn the ignition switch to ON position. Read and record scan tool self-diagnostic output. Proceed to DIAGNOSTIC TROUBLE CODE DEFINITIONS
. If scan tool will not communicate with PCM, diagnose communication concern. See SCAN TOOL COMMUNICATIONS
. Turn the ignition switch to LOCK position before disconnecting scan tool.