Describe the typical locations and purpose of the crankshaft position (CKP) sensor and the camshaft position (CMP) sensor in engines with variable valve timing.

• A. CKP near exhaust manifold; CMP near cam gear
• B. CMP near cam gear to monitor cam position for timing; CKP near crank gear/flywheel for engine speed/position; both feed ECU to coordinate ignition and injection
• C. CKP and CMP both in the oil pan
• D. CKP is for oil pressure; CMP is for coolant temperature

Answer: (B)