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EXHAUST MANIFOLD AND THREE WAY CATALYST EM-149 < REMOVAL AND INSTALLATION > [VQ40DE] C D E F G H I J K L M A EM N P O Surface Distortion • Check the surface distortion of the exhaust manifold mating sur- face with straightedge and feeler gauge. • If it exceeds the limit, replace exhaust manifold. INSTALLATION (LH) Installation is in the reverse order of removal. Exhaust Manifold Gasket Install the exhaust manifold gasket in direction as shown. : Front • A: Identification hole Exhaust Manifold • If exhaust manifold studs were removed, install them and tighten to specification. • Install exhaust manifold and tighten nuts in numerical order as shown. CAUTION: Use new exhaust manifold nuts for installation. NOTE: Tighten nuts No. 1 and 2 in two steps. The numerical order No. 7 and 8 show second step. - : Front REMOVAL (RH) 1. Remove three way catalyst (RH). Refer to EM-147, "Removal and Installation (Three Way Catalyst)" . 2. Remove heat shield from lower dash panel. . 4. Loosen nuts in reverse order as shown. • : Front NOTE: Disregard the numerical order No. 7 and 8 in removal. 5. Remove exhaust manifold (RH) and exhaust manifold cover (RH) together. Limit : 0.3 mm (0.012 in) PBIC1096E AWBIA0726ZZ AWBIA0725ZZ AWBIA0727ZZ |