|
|
NO.21 ENGINE NOISE [MZI-3.7] NO.21 ENGINE NOISE (MZI-3.7) DETECTION CONDITIONS AND POSSIBLE CAUSES (See FUEL LINE PRESSURE 2 Inspect for blockage/restriction or open Yes Replace vacuum hose. No Go to the next step. 3 Inspect the purge solenoid valve. Yes Go to the next step. No Replace the purge solenoid valve. (See PURGE SOLENOID VALVE REMOVAL/INSTALLATION [MZI- 3.7] .) 4 Connect the M-MDS to the DLC-2. Yes DTC is displayed: No No DTC is displayed: Inspect charcoal canister for fuel saturation. If excess amount of liquid fuel is present, replace the charcoal canister. 5 Verify test results. If normal, return to diagnostic index to service any additional symptoms. (See ENGINE CONTROL SYSTEM OPERATION INSPECTION [MZI-3.7].) If malfunction remains, inspect related Service Bulletins and/or On-line Repair If vehicle is repaired, troubleshooting completed. If vehicle is not repaired or additional diagnostic information is not available, (See PCM REMOVAL/INSTALLATION [MZI-3.7] .) 21 ENGINE NOISE DESCRIPTION Engine noise from under hood Squeal, click or chirp noise: Improper engine oil level Improper drive belt tension
2008 Mazda CX-9 Grand Touring 2008 ENGINE Symptom Troubleshooting (MZI-3.7) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:10:05 AM Page 78 © 2005 Mitchell Repair Information Company, LLC. |