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Renix no start - CPS Crank Fault

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Old Dec 20, 2024 | 03:43 PM
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Default Renix no start - CPS Crank Fault

I have now tried 5 different sensors, I'm getting .2-.3v AC from them. My CPS's in the past have always been around .2v AC and the Jeep started fine.

I tested the resistance to the ECU and it's .1 ohm both sides.

The flywheel isn't loose or anything looks fine.


I got another ECU today, and same result - CPS crank fault on Renix Engine Monitor.

What now any ideas?
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Old Dec 20, 2024 | 05:03 PM
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Have you looked at this yet? Renix CPS Testing and Adjusting | cruiser54

In addition to enlarging the mounting hole, some have had results from removing the connector and hard wiring the CPS to the ECU.
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Old Dec 20, 2024 | 05:13 PM
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Originally Posted by dmoe69
Have you looked at this yet? Renix CPS Testing and Adjusting | cruiser54

In addition to enlarging the mounting hole, some have had results from removing the connector and hard wiring the CPS to the ECU.
I have tried hard wiring the sensor.
I haven't tried drilling out the hole yet, I will do that next.
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