DTC P0506 Idle Control System Rpm - Lower Than Expected: Notes

DTC DETECTING CONDITION:

Detected when two consecutive driving cycles with fault occur.

TROUBLE SYMPTOM:

Hard to start the engine.
Engine does not start.
Improper idling
Engine stalls.
CAUTION: After servicing or replacing faulty parts, perform Clear Memory Mode <Ref. to OPERATION , Clear Memory Mode.>, and Inspection Mode <Ref. to PROCEDURE , Inspection Mode.>.

Step	Check	Yes	No
1 CHECK FOR ANY OTHER DTC ON DISPLAY.	Is any other DTC displayed?	Check the appropriate DTC using the "List of Diagnostic Trouble Code (DTC)". <Ref. to List of Diagnostic Trouble Code (DTC) .>	Go to step 2 .
2 CHECK AIR CLEANER ELEMENT. Turn the ignition switch to OFF. Check the air cleaner element.	Is there excessive clogging on air cleaner element?	Replace the air cleaner element. <Ref. to Air Cleaner Element .>	Go to step 3 .
3 CHECK ELECTRONIC THROTTLE CONTROL. Remove the electronic throttle control. <Ref. to REMOVAL , Throttle Body.> Check the electronic throttle control.	Are foreign matter found inside electronic throttle control?	Remove foreign matter from electronic throttle control.	Perform the DTC diagnosis. <Ref. to DTC P2101 THROTTLE ACTUATOR "A" CONTROL MOTOR CIRCUIT RANGE/PERFORMANCE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>