MX-5 Miata L4-2.0L (2008)
1. Disconnect the PCM connector.
2. Inspect the following wiring harnesses for an open or short circuit. (Continuity Inspection)
Open circuit
-
If there is no continuity, the circuit is open. Repair or replace the wiring harness.
-
CMP sensor terminal A and PCM terminal 2P
-
CMP sensor terminal B and PCM terminal 2S
-
CMP sensor terminal C and PCM terminal 2AM
Short circuit
-
If there is continuity, the circuit is shorted. Repair or replace the wiring harness.
-
CMP sensor terminal A and power supply
-
CMP sensor terminal B and power supply
-
CMP sensor terminal B and body ground
-
CMP sensor terminal C and body ground