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EC-538 < PRECAUTION > [VQ35HR] PRECAUTIONS • When connecting or disconnecting pin connectors into or from ECM, take care not to damage pin terminals (bend or • Securely connect ECM harness connectors. A poor connection can cause an extremely high (surge) volt- • Keep engine control system harness at least 10 cm (4 in) away from adjacent harness, to prevent engine control system mal- • Keep engine control system parts and harness dry. Value inspection and make sure ECM functions properly. • Handle mass air flow sensor carefully to avoid damage. incidents. • Do not shock or jar the camshaft position sensor (PHASE), crankshaft position sensor (POS). • After performing each TROUBLE DIAGNOSIS, perform DTC Confirmation Procedure or Component Function Check. PBIB0090E MEF040D SEF217U |