Questions & Answers for: Nissan Sentra dimmer circuit

circuit. The dash lights go through a type of dimmer switch which essentially creates resistance, thus dimming the lights. Sometimes the clocks are tied into the circuits. Start with the simple things

...dimmer switch is on LOW BEAM.  If power is not present at this pin, the problem is a bad headlamp switch or an open circuit between the headlamp switch and the relay.PIN 2 Is the control circuit ...

...on and radio light goes off, when I turn on the lights. how do I fix prob? Check the dash dimmer knob and circuit. Could be the dimmer assembly or the printed circuit board on the back of the ...

dash board lights not working You would check the  fuse for that circuit, then check for power from the headlight switch and the dimmer switch for the dash lights.