Speed Sensor INSPECT SPEED SENSOR IN COMBINATION METER (a) Remove the combination meter. (b) Check that there is continuity between terminals SPD (+) and SPD (-) four times per each revolution of the shaft. Throttle Position Sensor INSPECT THROTTLE POSITION SENSOR Using an ohmmeter, check the resistance between each terminals. Terminal | Throttle valve condition | Resistance (kΩ) IDL - E2 | Fully closed | 0 IDL - E2 | Open | Infinity Vcc - E2 | | 3-7 VTA - E2 | Fully closed | 0.2-0.8 VTA - E2 | Fully open | 3.3-10 Brake Light Switch INSPECT BRAKE SIGNAL Check that the brake light comes on when brake pedal is depressed.