25. DTC: P0506, Idle Speed Too Low (see Table 1-38) Table 1-38 26. DTC: P0507, Idle Speed Too High (see Table 1-39) Table 1-39 60 S/N Operation Test Results Actions 1 Connect the diagnostic instrument and adapter, and turn the ignition switch to OFF. Next step 2 Check the throttle adjusting bolt, accelerator cable, throttle for normal operation. Yes Next step No Necessary check, repair and maintenance 3 Check the idle speed regulator for normal operation. Yes Next step No Necessary check, repair and maintenance 4 A. Check if the pressure of the fuel supply system is too low; B. Check if the fuel injector is blocked; C. Check if the exhaust system is blocked.
Yes Necessary check and repair No Diagnosis help S/N Operation Test Results Actions 1 Connect the diagnostic instrument and adapter, and turn the ignition switch to OFF. Next step 2 Check the throttle adjusting bolt, accelerator cable, throttle for normal operation. Yes Next step No Necessary check, repair and maintenance 3 Check the idle speed regulator for normal operation. Yes Next step No Necessary check, repair and maintenance 4 A. Check the system for leakage; B. Check the fuel injector for leakage; C. Check if the pressure of the fuel supply system is too high. Yes Necessary check and repair No Diagnosis help