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DTC P111A:00 [PCM (SKYACTIV-G 2.0)]

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2016 – MX-5 – Engine

DTC P111A:00 [PCM (SKYACTIV-G 2.0)]

DTC P111A:00

Engine coolant temperature is high

DETECTION CONDITION

  • The engine coolant temperature is 122 °C {252 °F} or more.

    Diagnostic support note

  • This is a continuous monitor (other).

  • The check engine light does not illuminate.

  • FREEZE FRAME DATA is not available.

  • Snapshot data is available.

  • DTC is stored in the PCM memory.

FAIL-SAFE FUNCTION

  • Limits intake air amount

POSSIBLE CAUSE

  • Cooling system malfunction

  • High engine speed condition continues

  • ECT sensor No.1 malfunction

  • PCM malfunction

SYSTEM WIRING DIAGRAM

Not applicable

Diagnostic Procedure

STEP

INSPECTION

ACTION

1

RECORD VEHICLE STATUS AT TIME OF DTC DETECTION TO UTILIZE WITH REPEATABILITY VERIFICATION

NOTE:

  • Recording can be facilitated using the screen capture function of the PC.

  • Record the snapshot data on the repair order.

Go to the next step.

2

VERIFY RELATED REPAIR INFORMATION AVAILABILITY

  • 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

VERIFY RELATED PENDING CODE AND/OR DTC

Yes

Go to the applicable PENDING CODE or DTC inspection.

(See DTC TABLE [PCM (SKYACTIV-G 2.0)].)

No

Go to the next step.

4

INSPECT EFFECT OF VEHICLE CONDITION FOR MALFUNCTION

  • Verify how the customer drives the vehicle by asking the customer the following:

    • Engine speed is high and remains high for continuous long periods like when climbing a long steep grade.

  • Is the engine generating excessive heat when driven?

Yes

Go to the next step.

No

Go to Step 6.

5

DETERMINE IF MALFUNCTION CAUSE IS OVERHEATING OR OTHER

CAUTION:

  • While performing this step, always operate the vehicle in a safe and lawful manner.

  • When the M-MDS is used to observe monitor system status while driving, be sure to have another technician with you, or record the data in the M-MDS using the PID/DATA MONITOR AND RECORD capturing function and inspect later.

Yes

Explain to the customer that the vehicle is normal.

Go to Step 8.

No

The cause of this concern could be from the cooling system overheating.

6

INSPECT ECT SENSOR NO.1

Yes

Replace the ECT sensor No.1, then go to the next step.

(See ENGINE COOLANT TEMPERATURE (ECT) SENSOR REMOVAL/INSTALLATION [SKYACTIV-G 2.0].)

No

Go to the next step.

7

VERIFY DTC TROUBLESHOOTING COMPLETED

Yes

Repeat the inspection from Step 1.

Go to the next step.

No

Go to the next step.

8

VERIFY AFTER REPAIR PROCEDURE

Yes

Go to the applicable DTC inspection.

(See DTC TABLE [PCM (SKYACTIV-G 2.0)].)

No

DTC troubleshooting completed.

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