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3. (K70) EVAP PURGE RETURN CIRCUIT SHORTED TO VOLTAGE Measure the voltage of the (K70) Evap Purge Return circuit in the Evap Is there any voltage present? Yes >> Repair the (K70) Evap Purge Return circuit for a short to voltage. Perform the PCM Verification Test Ver. 1 (Refer to 9 - No >> Go to 4 4. (K52) EVAP PURGE CONTROL CIRCUIT OPEN OR HIGH RESISTANCE Measure the resistance of the (K52) Evap Purge Control circuit between Is the resistance below 5.0 ohms? Yes >> Go to 5 No >> Repair the (K52) Evap Purge Control circuit for an open cir- cuit or high resistance. Perform the PCM Verification Test Ver. 1 (Refer to 9 - 5. EVAP PURGE SOLENOID Connect the Powertrain Control Module (PCM) connector. Turn the ignition on. With the scan tool, actuate the Evap Purge Solenoid control to the ON Using a 12 volt test light connected to ground, check the (K52) Evap NOTE: The test light should be illuminated and bright. Compare Using a 12 volt test light connected to ground, check the (K52) Evap NOTE: The test light should not be illuminated. Is the test light illuminated and bright with the actuator ON (100%) and not illuminated with the actua- PM ENGINE ELECTRICAL DIAGNOSTICS - GPEC 9 - 407 |