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Troubleshooting P2 Brake Controller Pulsing Electric Over Hydraulic Actuator but Not Working  

Question:

Hi I have an electric/hydraulic trailer braking system. Controller is Tekonsha P2 which by research is suitable for said application. When connected tow vehicle to trailer, controller indicates connected, . C. , ie dot C dot. A pulse about every 10 seconds is being sensed by hydraulic system operating a relay and pump momentarily. I replaced the , Tekonsha Primus IQ I had initially with same issue, but was advised not suitable for electric/hydraulic system. Any help? Thx

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Expert Reply:

It sounds like our Prodigy P2 part # 90885 isn't in hydraulic mode based on what you described. I attached a picture that covers how to do this.

expert reply by:
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Jameson C
How To Put Tekonsha Prodigy P2 Trailer Brake Controller Into EOH Mode
How To Put Tekonsha Prodigy P2 Trailer Brake Controller Into EOH Mode
(click to enlarge)

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