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7. EXCESSIVE RESISTANCE IN THE (F856) 5–VOLT SUPPLY CIRCUIT Measure the resistance of the (F856) 5-volt Supply circuit from the Is the resistance below 5.0 ohms? Yes >> Go To 8 No >> Repair the excessive resistance in the (F856) 5-volt Supply circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 8. (F856) 5-VOLT SUPPLY SHORTED TO GROUND Measure the resistance between ground and the (F856) 5-volt Supply Is the resistance below 100 ohms? Yes >> Repair the short to ground in the (F856) 5-volt Supply cir- cuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer to No >> Go To 9 9 - 520 ENGINE ELECTRICAL DIAGNOSTICS LX |