1. Warm up the engine. 2. Remove the collector cover. (1) Carefully pull up the rear of collector cover at two positions (A). (2) Carefully pull up the front of collector cover at two positions (B) while moving it forward. 3. Disconnect the brake booster vacuum hose from the intake manifold, and attach the vacuum gauge. 4. Keep the engine at idle speed and read the vacuum gauge indication. NOTE: Condition of engine inside can be diagnosed by observing the behavior of the vacuum gauge needle as described in table below. Intake manifold vacuum (at idling, A/C OFF): Standard Less than −60.0 kPa (−450 mmHg, −17.72 inHg)
5. After inspection, install the related parts in the reverse order of removal. |
Assembly
1. Install each cover to the front exhaust pipe.Tightening torque:13 N·m (1.3 kgf-m, 9.6 ft-lb)2. Install the center exhaust pipe to front exhaust pipe.NOTE:Use a new gasket.Tightening torque:42.5 N·m (4.3 kgf-m, 31.3 ft-lb)3. Install the front oxygen (A/F) sensor and rear oxygen senso ...