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DTC B2533, Front FOGLIGHT Relay Output Short To Battery

  1. If BFC diagnostic system check was performed, go to next step. If BFC diagnostic system check was not performed, go to BFC DIAGNOSTIC SYSTEM CHECK  .
  2. Using scan tool, activate foglight relay. If foglight relay activates, go to step 9). If foglight relay does not activate, go to next step.
  3. Replace foglight relay with a known good relay. Foglight relay is located in right I/P bussed electrical center. Using scan tool, activate foglight relay. If foglight relay activates, go to step 9). If foglight relay does not activate, go to next step.
  4. Remove foglight relay from right I/P bussed electrical center. Back out right I/P bussed electrical center connector C1, terminal F3 (Dark Green/White wire). Using DVOM, check voltage between right I/P bussed electrical center connector C1, terminal F3 (Dark Green/White wire) and ground. If zero volts exists, go to step 6). If zero volts does not exist, go to next step.
  5. Replace right I/P bussed electrical center connector. See INSTRUMENT PANEL article. Go to step 9).
  6. Disconnect BFC 16-pin connector C1, terminal A2 (Dark Green/White wire). Using DVOM, check voltage between right I/P bussed electrical center harness connector C1, terminal F3 (Dark Green/White wire) and ground. If zero volts exists, go to next step. If zero volts does not exist, go to step 8).
  7. Replace BFC. See REMOVAL & INSTALLATION  . Go to step 9).
  8. Repair short to battery in Dark Green/White wire between BFC connector C1 and right I/P bussed electrical center connector C1. Go to next step.
  9. Clear DTCs. Perform BFC DIAGNOSTIC SYSTEM CHECK  .
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