FAQ for Camshaft Repair
Q: What is the recommended torque for the new exhaust camshaft actuator bolt?
A:
The recommended torque is 25 Nm (18 lb-ft) plus an additional 135 degrees.
By BobGM Specialist
29/10/2022 Q: How to remove the Camshaft Position Exhaust Actuator?
A:
You need to remove the camshaft cover and remove the CMP sensor, and you need to rotate the crankshaft in the engine rotational direction clockwise. Then you need to install the J-44221-holding tool to the rear of the camshafts and install the J-44217-retention tool and J-44217-45-holding tool. After that, you need to remove and discard the exhaust camshaft position actuator bolt. Finally, you can remove the exhaust camshaft position actuator.
By BobGM Specialist
29/10/2022 Q: How to install the J-44217-retention tool and J-44217-45-holding tool?
A:
You need to install the hook portion of the timing chain retention tools into one of the timing chain links near the timing chain shoe on both sides of the engine. Then you need to tighten the wingnuts. Finally, you need to ensure that the hooks are still in one of the links and the gauge blocks of the tool are firmly in place on the edge of the head.
By BobGM Specialist
29/10/2022 Q: What special tools are required during the Camshaft Position Exhaust Actuator replacement?
A:
You need to prepare a J-44217-Timing Chain Retention Tool, a J-44217-45-Chain Holding Tool, a J-44221-Camshaft Holding Tool, and a J-45059-Angle Meter.
By BobGM Specialist
29/10/2022 Q: What is the recommended torque for the exhaust camshaft actuator bolt?
A:
The recommended torque is 25 Nm (18 lb-ft) plus an additional 135 degrees.
By BobGM Specialist
29/10/2022 Q: What is the recommended torque for the intake camshaft sprocket bolt?
A:
The recommended torque is 20 Nm (15 lb-ft) plus an additional 100 degrees.
By BobGM Specialist
29/10/2022 Q: What special tools are required during the Camshaft replacement?
A:
You need to prepare a J 44221 Camshaft Holding Tool, a J 44222 Camshaft Sprocket Holding Tool, and a J 45059 Angle Meter.
By BobGM Specialist
29/10/2022 Q: How to install the Camshaft Position Exhaust Actuator?
A:
You need to ensure the camshaft actuator is fully advanced, and install the exhaust camshaft actuator into the timing chain. Then you need to install the exhaust camshaft actuator onto the exhaust camshaft, install the new exhaust camshaft actuator bolt, and remove the J-44217-retention tool and J-44217-45-holding tool. After that, you need to remove the J-44221-holding tool from the camshafts and install the CMP sensor. Finally, you need to install the camshaft cover.
By BobGM Specialist
29/10/2022 Q: What is the recommended torque for the camshaft cap bolts?
A:
The recommended torque is 12 Nm (106 lb in).
By BobGM Specialist
29/10/2022 Q: What do I need to ensure to maintain timing chain tension?
A:
You need to ensure that the 2 bolts that hold J 44222 to the front of the cylinder head are completely tightened and the horizontal bolt into the exhaust camshaft phaser actuator sprocket is adjusted correctly before sliding the sprockets off the camshafts.
By BobGM Specialist
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