Home Tips & Tricks 1994 Mazda 626 2.0l Dohc Timing Belt Removal And Installation

1994 Mazda 626 2.0l Dohc Timing Belt Removal And Installation


Download Disconnect the negative battery cable. Remove the camshaft position sensor and crankshaft position sensor. Remove the spark plug. Remove the P/S oil pump and bracket with the oil hose still connected. Remove in the order indicated in the table. Install in the reverse order of removal. Verify the air gap. Start the engine and (1) Inspect for the pulleys and drive belt for runout and contact. (2) Verify the ignition timing. Crankshaft Pulley Removal Note Hold the crankshaft by using the SST. CAUTION: The crankshaft position sensor rotor is on the rear of the crankshaft pulley, and can be damaged easily. Cylinder Head Cover Removal Note Loosen the cylinder head cover bolts in two or three steps in the order shown. No.3 Engine Mount Rubber Removal Note 1. Suspend the engine by using the chain block. 2. Remove the No.3 engine mount rubber. Timing Belt Removal Note 1. Install the pulley lock bolt. 2. Turn the crankshaft clockwise and align the timing marks. 3. Turn the tensioner clockwise by using an Allen wrench. 4. Disconnect the tensioner spring from the hook pin. CAUTION: The following will damage the belt and shorten its life; forcefully twisting it, turning it inside out, or allowing oil or grease on it. NOTE: Mark the timing belt rotation on the belt for proper reinstallation. Tensioner, Tensioner Spring installation Note 1. Measure the tensioner spring free length.