Ford 2003 Mustang Workshop Manual page 1767

40. Remove the bolts and the RH valve cover.
41. Remove the knock sensor wiring harness.
1. LH knock sensor electrical connector.
2. RH knock sensor electrical connector.
3. Engine control sensor electrical connector.
4. Fuel injector electrical connector.
5. A/C compressor electrical connector.
6. Crankshaft position sensor (CKP) electrical connector.
42. Remove the knock sensors.