24pin Bosch. CH26S EFI. Older Exmark 72.
I've been troubleshooting the TPS today. All of the resistances were in spec, and best I could tell via digital multimeter, consistent and smooth through the throttle band(turning the TPS slowly by hand and watching it jump up). Problem being -- I can not get it the TPS to initialize.
Running to full warmup. Turning idle to ~ 1500 rpms(I'm guessing at this, since I don't have a tach...Maybe it is my issue?) with the throttle plate held...
TPS Initialization Failure
I've been troubleshooting the TPS today. All of the resistances were in spec, and best I could tell via digital multimeter, consistent and smooth through the throttle band(turning the TPS slowly by hand and watching it jump up). Problem being -- I can not get it the TPS to initialize.
Running to full warmup. Turning idle to ~ 1500 rpms(I'm guessing at this, since I don't have a tach...Maybe it is my issue?) with the throttle plate held...
TPS Initialization Failure