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6. (K1) MAP SIGNAL CIRCUIT SHORTED TO GROUND Measure the resistance between ground and the (K1) MAP Signal cir- Is the resistance below 100 ohms? Yes >> Repair the short to ground in the (K1) MAP Signal circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer to No >> Go To 10 7. (F856) 5-VOLT SUPPLY CIRCUIT SHORTED TO BATTERY VOLTAGE Turn the ignition off. Disconnect the C1 PCM harness connector. Ignition on, engine not running. Measure the voltage on the (F856) 5-volt Supply circuit in the MAP Sen- Is the voltage above 5.2 volts? Yes >> Repair the short to battery voltage in the (F856) 5-volt Sup- ply circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer to No >> Go To 8 9 - 118 ENGINE ELECTRICAL DIAGNOSTICS KJ |