1987 subaru gl, spfi non turbo, 2wd, 5 speed.   This is my first subaru. I already love the car despite its issues. So far i have a lot of idle issues and loss of power. Car does have exhaust leak but no 02 sensor codes.   I have read and cleared the codes several times, i am getting 31,34,35. (tps, egr, canister purge) For now, i have bypassed both egr and canister purge as both valves are bad giving no reading on a dmm. Had coolant sensor code, but cleared it after cleaning the contacts an