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± 01 S6M6AACK72100090507FAAT00 − − − − DTC P0507: YES NO YES NO 11-330 Idle Control System DTC Troubleshooting (cont’d) A Idle Control System RPM Higher Than Expected NOTE: • If DTC P0511 is stored at the same time as DTC P0507, troubleshoot DTC P0511 first; then recheck for DTC • Information marked with 1 applies to K20A3 engine; 2 applies to K20A2 engine. 1. Start the engine. Hold the engine speed at 3,000 rpm without load (in Park or neutral) until the 2. Check the engine speed at idle without load conditions: headlights, blower fan, rear defogger, Intermittent failure, system is OK at this time. Go to step 3. 3. Turn the ignition switch OFF. 4. Remove the air cleaner from the throttle body (see page 11-407). 5. Start the engine, and let it idle. 6. Put your fingers on the lower port (A) in the throttle body. Check the idle speed with a different load condition (electrical, A/C, gear position, P/S etc.) Check for vacuum leaks at these parts. • PCV valve Is the engine r unning at 650 ( 7 00) 50 r pm? Does the engine speed dr op below ( 7 50) r pm? 1 2 1 2 05/06/27 17:40:24 61S6M040_110_0330 |