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Check Engine Lamp intermittently...help please
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<blockquote data-quote="raja_rokan" data-source="post: 2523719" data-attributes="member: 14474"><p>Hi all, </p><p></p><p>Would like to informed you guys here that my issues here has been resolved and thanks to all who helped out n gave the ideas.</p><p></p><p>Post mortem ;</p><p></p><p>Problem - check engine light are 'ON' earlier was intermittent but getting towards constantly later on.</p><p></p><p>Methods of troubleshooting ;</p><p>1. Erase the error in the ECU using diag. tools</p><p>1. Change car battery </p><p>2. Change the spark plug</p><p>3. Swap the coilpacks with other cars ( friends)</p><p>4. Swap the Crank Angle Sensor with friends car</p><p>5. Swap the ECU with other same engine</p><p></p><p>All the results above are the same - no changes as the light still 'ON'</p><p></p><p>From time to time this problem seems to made my coilpacks malfunction , that makes a total of 3 coilpacks. The misfiring happens ( that makes the engine/exhaust sounded like WRX) and getting worse.</p><p></p><p><u>Resolution ;</u></p><p></p><p>Some old timers tap in extra small grounding wire adding to the existing one. IT WORKS. The lights went off. As of the faulty coilpacks been replaced the engine sounds was never been better. It was the Weak Grounding Issues after all.</p><p></p><p>I do hope here that my experience can be shared to all in case anyone encounters the same problems.</p><p></p><p>Thanks again guys...</p><p></p><p></p><p>Wan.</p></blockquote><p></p>
[QUOTE="raja_rokan, post: 2523719, member: 14474"] Hi all, Would like to informed you guys here that my issues here has been resolved and thanks to all who helped out n gave the ideas. Post mortem ; Problem - check engine light are 'ON' earlier was intermittent but getting towards constantly later on. Methods of troubleshooting ; 1. Erase the error in the ECU using diag. tools 1. Change car battery 2. Change the spark plug 3. Swap the coilpacks with other cars ( friends) 4. Swap the Crank Angle Sensor with friends car 5. Swap the ECU with other same engine All the results above are the same - no changes as the light still 'ON' From time to time this problem seems to made my coilpacks malfunction , that makes a total of 3 coilpacks. The misfiring happens ( that makes the engine/exhaust sounded like WRX) and getting worse. [U]Resolution ;[/U] Some old timers tap in extra small grounding wire adding to the existing one. IT WORKS. The lights went off. As of the faulty coilpacks been replaced the engine sounds was never been better. It was the Weak Grounding Issues after all. I do hope here that my experience can be shared to all in case anyone encounters the same problems. Thanks again guys... Wan. [/QUOTE]
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Check Engine Lamp intermittently...help please