Description

Error signal received from PCM

Detection condition

• Instrument cluster receives the vehicle speed signal error from the PCM for 1 s or more with the ignition switched ON (engine off or on).

Fail-safe

Not applicable

Possible cause

• DTCs are stored in the PCM.

• PCM malfunction

• Instrument cluster malfunction

System wiring diagram

Not applicable

Step

Inspection

Action

1

• Retrieve the PCM DTCs using the M-MDS.

  (See ON-BOARD DIAGNOSTIC TEST [PCM (SKYACTIV-G 2.0)].)

• Are any DTCs displayed?

Yes

Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.

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

No

Go to the next step.

2

• Clear the DTC for the instrument cluster using the M-MDS.

  (See CLEARING DTC [INSTRUMENT CLUSTER].)

• Switch the ignition ON (engine off or on) and wait for 20 s or more.

• Retrieve the instrument cluster DTCs using the M-MDS.

  (See DTC INSPECTION [INSTRUMENT CLUSTER].)

• Is the same DTC displayed?

Yes

Replace the PCM, then go to the next step.

(See PCM REMOVAL/INSTALLATION [SKYACTIV-G 2.0].)

No

Go to Step 4.

3

• Clear the DTC for the instrument cluster using the M-MDS.

  (See CLEARING DTC [INSTRUMENT CLUSTER].)

• Switch the ignition ON (engine off or on) and wait for 20 s or more.

• Retrieve the instrument cluster DTCs using the M-MDS.

  (See DTC INSPECTION [INSTRUMENT CLUSTER].)

• Is the same DTC displayed?

Yes

Replace the instrument cluster, then go to the next step.

(See INSTRUMENT CLUSTER REMOVAL/INSTALLATION.)

No

Go to the next step.

4

• Are any other DTCs displayed?

Yes

Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.

(See DTC TABLE [INSTRUMENT CLUSTER].)

No

DTC troubleshooting completed.