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Hi, I'm Chad ,Welcome To JustAnswer, I'm reviewing your question and I will be be posting a replay ASAP
what were the fault codes retrieved ?
can communicate the with abs module ? have you tried ?
try unplugging the abs module inspect the connector for any damage or broken pins ,wait few minutes and reconnect will that make it clear .
you mentioned the torque varies on the scanner , sitting still at idle , do you see it goes up & down from14 to 94 % by itself or driving down the road ?
what is the TPS doing can you check on the scanner , if you sitting at idle , most likely you will see voltage from 0 to 5 or percentage value .
no problem just reply back when ready