LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hyundai >> 1994 >> Excel Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Self-Diagnostic System >> Retrieving Codes (Scan Tester)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Retrieving Codes (Scan Tester)

NOTE: If scan tester is needed to perform diagnostic test with key in START position, an auxiliary power source is needed to operate scan tester. Use optional Battery Harness (09391-33500 ).
NOTE: For specific operating procedures using scan tester, see instruction manual.
  1. Before entering on-board diagnostics, refer to SERVICE PRECAUTIONS. Turn ignition switch to OFF position. Locate Data Link Connector (DLC), next to fuse block. Connect power source terminal of scan tester to cigarette lighter socket. See Fig 1 .
  2. Connect scan tester to Data Link Connector (DLC). Turn ignition on. Read and record scan tester self-diagnostic output. Perform necessary repair(s). See FAULT CODES.
Fig 1: Identifying Scan Tester Installation
G93A79509Courtesy of HYUNDAI MOTOR CO.