Diagnostic Tests: Notes

NOTE: Check IG fuse (20-amp), STOP fuse (15-amp), DEF fuse (15-amp) and ABS fuse (50-amp) for opens. Some tests require the use of Universal Pinout Box (J-39700) and Adapter (J-39700-99). To identify circuits and wire colors referenced in testing, see WIRING DIAGRAMS . To identify terminals referenced in testing, see CONNECTOR IDENTIFICATION . After any repair has been made to ABS system, recheck system operation to verify problem has been repaired. See DIAGNOSTIC SYSTEM CHECK under DIAGNOSIS & TESTING.