Camshaft Position Sensor: Service and Repair
TDC Sensor Replacement1. Set the No. 1 Piston at Top Dead Center (TDC).
2. Remove the upper covers.
3. To hold the timing belt adjuster in its current position, thread in the battery clamp bolt hand-tight (see step 13).
4. Loosen the idler pulley bolt about five or six turns, then remove the timing belt from the front camshaft pulley (see step 16).
5. Remove the front camshaft pulley.
6. Disconnect the TDC 1/TDC 2 sensors connector, then remove the back cover.
7. Remove the TDC 1/TDC 2 sensors from the back
8. Install the TDC 1/TDC 2 sensors in reverse order of removal. Reinstall the timing belt and other removed components.