e. Start the engine. f. Measure the fuel pressure. Out of specification Replace the fuel pump. LLL L L LLL L L LLL L L LLL L L LLL L L LLL L LLL EAS00916 CHECKING AND ADJUSTING THE THROTTLE POSITION SENSOR 1. Check: throttle position sensor MMM M M MMM M M MMM M M MMM M M MMM M M MMM M MMM a. Disconnect the throttle position sensor cou- pler from the throttle position sensor. b. Remove the throttle position sensor from the throttle body. c. Connect the pocket tester ( Ω Ч 1k) to the terminals of the throttle position sensor. Positive tester probe blue 1 Negative tester probe black/blue 2 d. Measure the maximum throttle position sen- sor resistance.
Out of specification Replace the throttle position sensor. Maximum throttle position sensor resistance 4.0 ~ 6.0 k Ω at 20 °C (68 °F) (blue-black/blue) LLL L L LLL L L LLL L L LLL L L LLL L L LLL L LLL 2. Adjust: throttle position sensor angle NOTE: _ Before adjusting the throttle position sensor, the engine idling speed should be properly adjusted. MMM M M MMM M M MMM M M MMM M M MMM M M MMM M MMM a. Connect the throttle position sensor coupler to the throttle position sensor. 6 - 39 THROTTLE BODY FI FI Fuel pressure 324 kPa (3.24 kg/cm2, 46.1 psi)