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HYDRAULIC BRAKE BOOSTER (HBB) DIAGNOSIS TSB Revision BASIC BRAKE SYSTEM 35A-27 STEP 2. Check the following connectors. • HBB connector B-17 and B-18 Check connectors for loose, corroded or damaged terminals, or YES : Go to Step 3. Step 10. STEP 3. Check the HBB ground circuit at HBB harness (1) Disconnect HBB connector B-17 and measure at the harness connector (component side). (2) Measure the resistance between terminal 7 and ground. The resistance should measure less than 2 ohms. Q: Is the measured resistance less than 2 ohms? YES : Go to Step 4. B-17 (terminal 7) and ground. Then go to Step 10. AC204629 AB CONNECTORS: B-17, B-18 B-17 (GR) B-18 (B) B-17 B-18 HBB CONNECTORS AC204629 AC CONNECTOR: B-17 B-17 (GR) HBB CONNECTOR B-17 ACX01937 1 2 3 4 5 6 7 8 AC HARNESS CONNECTOR: B-17 |