Mazdaspeed6 L4-2.3L Turbo (2006)
1. Inspect the following wiring harnesses for an open or short circuit. (Continuity check)
Open circuit
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If there is no continuity, the circuit is open. Repair or replace the wiring harness.
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CMP sensor terminal A and main relay terminal C
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CMP sensor terminal B and PCM terminal 2H
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CMP sensor terminal C and PCM terminal 2E
Short circuit
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If there is continuity, the circuit is shorted. Repair or replace the wiring harness.
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CMP sensor terminal A and body ground
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CMP sensor terminal B and power supply
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CMP sensor terminal B and body ground
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CMP sensor terminal C and power supply