Diagnostic procedure

DTC P0505 DIAGNOSTIC PROCEDURE

STEP	INSPECTION		ACTION
1	VERIFY RELATED REPAIR INFORMATION AVAILABILITY Check for related Service Bulletins and/or online repair information availability. Is any related repair information available?	Yes	Perform the repair or diagnosis according to the available repair information. If the vehicle is not repaired, go to the next step.
1		No	Go to the next step.
2	VERIFY RELATED PENDING OR STORED DTCs Turn the ignition switch off then to the ON position. (Engine off) Verify pending code or stored DTCs using the WDS or equivalent. Are DTCs P0506, P0507, P0638, P2100, P2101, P2102, P2103, P2108, or P2119 present?	Yes	Perform the applicable DTC troubleshooting. (See DTC TABLE ).
2		No	Go to the next step.
3	VERIFY ELECTRONIC THROTTLE CONTROL SYSTEM OPERATION Perform the TP sweep inspection. (See THROTTLE POSITION (TP) SWEEP INSPECTION ). Does the electronic throttle control system work properly?	Yes	Go to the next step.
3		No	Repair or replace the malfunctioning part according to the inspection result. Then go to Step 9.
4	INSPECT A/C MAGNETIC CLUTCH OPERATION NOTE: The following test should be performed for vehicles with A/C. Go to the next step for vehicles without A/C Turn the fan switch off. Is the magnetic clutch still on?	Yes	Go to "A/C ALWAYS ON/A/C COMPRESSOR RUNS CONTINUOUSLY." of ENGINE SYMPTOM TROUBLESHOOTING then go to Step 9. (See ENGINE SYMPTOM TROUBLESHOOTING ).
4		No	Go to the next step.
5	INSPECT GENERATOR CONTROL CIRCUIT MALFUNCTION Apply electrical load. Does the engine speed increase?	Yes	Go to the next step.
5		No	Repair for a short to the power supply in the generator control circuit, then go to Step 9.
6	INSPECT AIR CLEANER ELEMENT Remove the air cleaner element with the engine running. Does the engine speed increase?	Yes	Clean or replace the air cleaner element, then go to Step 9.
6		No	Go to the next step.
7	INSPECT THROTTLE BODY PASSAGE Is the throttle body clogged?	Yes	Clean or replace the throttle body passage, then go to Step 9.
7		No	Go to the next step.
8	INSPECT ENGINE COMPRESSION Inspect the engine compression. (See COMPRESSION INSPECTION ). Is the engine compression normal?	Yes	Go to the next step.
8		No	Overhaul the engine, then go to the next step.
9	VERIFY TROUBLESHOOTING OF DTC P0505 COMPLETED Make sure to reconnect all disconnected connectors. Clear the DTC using the WDS or equivalent. Perform the KOER Self-Test. Is the same DTC present?	Yes	Replace the PCM, then go to the next step. (See PCM REMOVAL/INSTALLATION ).
9		No	Go to the next step.
10	VERIFY AFTER REPAIR PROCEDURE Perform the "AFTER REPAIR PROCEDURE". (See AFTER REPAIR PROCEDURE ). Are any DTCs present?	Yes	Go to the applicable DTC troubleshooting. (See DTC TABLE ).
10		No	Troubleshooting completed.