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3. (K52) EVAP PURGE CONTROL CIRCUIT SHORTED TO GROUND Turn the ignition off. Disconnect the Powertrain Control Module (PCM) connector. Measure the resistance between ground and the (K52) Evap Purge Is the resistance below 100 ohms? Yes >> Repair the (K52) Evap Purge Control circuit for a short to ground. 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 with the con- Using a 12 volt test light connected to 12 ground, check the (K52) Evap NOTE: The test light should not be illuminated with the control actuated OFF (0%). Is the test light illuminated and bright with the control actuated ON and not illuminated with the control PM ENGINE ELECTRICAL DIAGNOSTICS - GPEC 9 - 403 |