mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Knock Sensor > < Component Locations|Page 824
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Open circuit 

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MAF/IAT sensor terminal D (harness-side) and PCM terminal 39 (harness-side)

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MAF/IAT sensor terminal E (harness-side) and PCM terminal 91 (harness-side)

Short circuit 

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MAF/IAT sensor terminal D (harness-side) and power supply

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MAF/IAT sensor terminal D (harness-side) and body GND

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MAF/IAT sensor terminal E (harness-side) and power supply

Knock Sensor > < Component Locations|Page 824