DTC P0602:00

PCM programming error

DETECTION CONDITION

• No configuration data in the PCM.

  NOTE:

  • If the “PCM CONFIGURATION” is successful, the PCM stores the DTC P0602:00 and illuminates the check engine light (system is normal). Clear the DTC P0602:00 using the M-MDS after the “PCM CONFIGURATION”.

  • The check engine light turns off after three drive cycles with no malfunction (DTCs remain in PCM).

Diagnostic support note

• This is a continuous monitor (CCM).

• The check engine light illuminates if the PCM detects the above malfunction condition during the first drive cycle.

• FREEZE FRAME DATA (Mode 2)/Snapshot data is available.

• DTC is stored in the PCM memory.

FAIL-SAFE FUNCTION

Not applicable

POSSIBLE CAUSE

• Configuration has not been completed

• PCM connector or terminals malfunction

• PCM malfunction

SYSTEM WIRING DIAGRAM

Not applicable

STEP

INSPECTION

ACTION

1

• Has the FREEZE FRAME DATA (Mode 2)/snapshot data been recorded?

Yes

Go to the next step.

No

Record the FREEZE FRAME DATA (Mode 2)/snapshot data on the repair order, then go to the next step.

2

• Verify related Service Bulletins and/or on-line repair information availability.

• Is any related repair information available?

Yes

Perform repair or diagnosis according to the available repair information.

• If the vehicle is not repaired, go to the next step.

No

Go to the next step.

3

• Perform the PCM configuration (using read/write function).

  (See PCM CONFIGURATION (USING READ/WRITE FUNCTION) [SKYACTIV-G 2.5].)

• Clear the DTC from the PCM memory using the M-MDS.

  (See AFTER REPAIR PROCEDURE [SKYACTIV-G 2.5].)

• Start the engine.

• Perform the KOEO or KOER self test.

  (See KOEO/KOER SELF TEST [SKYACTIV-G 2.5].)

• Is the same DTC present?

Yes

Go to the next step.

No

Go to Step 6.

4

• Switch the ignition off.

• Disconnect the PCM connector.

• Inspect for poor connection (such as damaged/pulled-out pins, corrosion).

• Is there any malfunction?

Yes

Repair or replace the connector and/or terminals, then go to the next step.

No

Perform the PCM configuration (using read/write function) again.

(See PCM CONFIGURATION (USING READ/WRITE FUNCTION) [SKYACTIV-G 2.5].)

• If the malfunction recurs, perform the PCM configuration (using as-built data).

  (See PCM CONFIGURATION (USING AS-BUILT DATA) [SKYACTIV-G 2.5].)

Go to the next step.

5

• Always reconnect all disconnected connectors.

• Clear the DTC from the PCM memory using the M-MDS.

  (See AFTER REPAIR PROCEDURE [SKYACTIV-G 2.5].)

• Start the engine.

• Perform the KOEO or KOER self test.

  (See KOEO/KOER SELF TEST [SKYACTIV-G 2.5].)

• Is the same DTC present?

Yes

Replace the PCM, then go to the next step.

(See PCM REMOVAL/INSTALLATION [SKYACTIV-G 2.5].)

No

Go to the next step.

6

• Perform the “AFTER REPAIR PROCEDURE”.

  (See AFTER REPAIR PROCEDURE [SKYACTIV-G 2.5].)

• Are any DTCs present?

Yes

Go to the applicable DTC inspection.

(See DTC TABLE [SKYACTIV-G 2.5].)

No

DTC troubleshooting completed.