P1598 Dodge - i have an town And country 2003 And have coudes you think? is the pcm the

Question

The light of battery is On And the alternador is good,i change all sensors, And its same

Answer 1

P1598 A/C pressure sensor volts too high

P0108 MAP sensor voltage too high

P0123 Throttle position sensor voltage high

P0201 Injector control circuit

P1478 Battery temperature sensor volts out of limits

It is very possible, when there is a sensor volts high this means there is a disconnection with that harness, what all these code have in common is a missing ground. The ground comes from the ECM. You can measure the the ground when the Key is On and the engine is off. at the MAP sensor and the TPS sensor