How to change timing chain on Porsche Cayenne?
3. Place guide rails between the camshafts on the threaded pegs. To do this, let timing chain dangle between the camshafts. 4. Install chain tensioner with new sealing ring at 60 Nm (44 ft. lbs.).
Where is the chain tensioner on a Porsche?
Porsches typically have three tensioners. One near the air conditioner compressor (bank 1-3), one by the crankshaft (IMS chain tensioner or also known timing chain tensioner for intermediate shaft), and one on the left bottom corner of the engine (bank 4-6).
How do you replace a timing chain tensioner?
Use a 27mm socket and ratchet to break loose the tensioner. Note that the tensioner has lots of threads; therefore, it will take a lot of turning to remove it. Replace one tensioner at a time.
Can a IMS chain tensioner be replaced in a Porsche?
Porsches have up to three tensioners. IMS chain tensioner and bank 4-6 tensioner can be replaced with the engine in the car. Bank 1-3 tensioner may require accessories to be removed to access it. Use a 27mm socket and ratchet to break loose the tensioner.
How do you change the timing chain on a Porsche?
Place a socket on the crankshaft pulley and rotate the crankshaft to bring it to TDC. Use the Porsche timing tool or an 8mm Allen wrench to lock the crank pulley to the block. Lock the crankshaft (and, when required, the camshafts) in position.
Porsches typically have three tensioners. One near the air conditioner compressor (bank 1-3), one by the crankshaft (IMS chain tensioner or also known timing chain tensioner for intermediate shaft), and one on the left bottom corner of the engine (bank 4-6).
Use a 27mm socket and ratchet to break loose the tensioner. Note that the tensioner has lots of threads; therefore, it will take a lot of turning to remove it. Replace one tensioner at a time.
Porsches have up to three tensioners. IMS chain tensioner and bank 4-6 tensioner can be replaced with the engine in the car. Bank 1-3 tensioner may require accessories to be removed to access it. Use a 27mm socket and ratchet to break loose the tensioner.