Unified Tow Brake help wanted
I have a US Gear UTB, which I have just transferred from one car to another, and it doesn't seem to be working quite right. But first some history. The system was working fully when initially inst...
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Thanks OP for that reply.
I hadn't seen the troubleshooting guide - I don't know how I missed it. But there is quite a good bit of useful information in there, so I will get the MH from its storage yard and go through the relevant bits. Hopefully I can deduce enough to decide which item is at fault.
I know it's not the cable from the solenoid, since it's not kinked and it operates smoothly and brings the brake pedal fully on and off freely, so it's either an electrical funny or one of the electronic boxes.
And like you, my vacuum pump failed and I had to replace it with an aftermarket one. I don't know if it might be an issue or not (I'm inclining to think not), but will keep it in mind as I proceed.
I hadn't seen the troubleshooting guide - I don't know how I missed it. But there is quite a good bit of useful information in there, so I will get the MH from its storage yard and go through the relevant bits. Hopefully I can deduce enough to decide which item is at fault.
I know it's not the cable from the solenoid, since it's not kinked and it operates smoothly and brings the brake pedal fully on and off freely, so it's either an electrical funny or one of the electronic boxes.
And like you, my vacuum pump failed and I had to replace it with an aftermarket one. I don't know if it might be an issue or not (I'm inclining to think not), but will keep it in mind as I proceed.
