DTC P0096:00 [PCM (SKYACTIV-D)]

System malfunction location	IAT sensor No.2 correlation problem
Fail-safe	• With the following conditions met, the difference between the EGR temperature sensor output value and the exhaust gas temperature sensor No.4 output value is 150 °C {302 °F} or more, or the difference between the IAT sensor No.2 output value and the exhaust gas temperature sensor No.4 output value is 150 °C {302 °F} or more for a continuous 0.128 s. ― Before starting the engine, leave the vehicle with the engine turned off for 6 h or more. ― Battery positive voltage: 10 V or more ― Ignition is switched ON (engine off or on) ― The following DTCs are not detected • EGR temperature sensor: P041C:00, P041D:00 • Exhaust gas temperature sensor No.4: P2470:00, P2471:00 • IAT sensor No.2: P0097:00, P0098:00 • Malfunction in instrument cluster: P2610:00 • ECT sensor: P0118:00, P0117:00
Possible cause	• PCM restricts engine torque./Limits the maximum engine speed.
System wiring diagram	• IAT sensor No.2 connector or terminal malfunction • PCM malfunction • IAT sensor No.2 malfunction • Exhaust gas temperature sensor No.4 connector or terminal malfunction • Exhaust gas temperature sensor No.4 malfunction • EGR temperature sensor connector or terminal malfunction • EGR temperature sensor malfunction • PCM connector or terminal malfunction
System wiring diagram	• Not applicable
Connector diagram	• Not applicable

System malfunction location

IAT sensor No.2 correlation problem

Fail-safe

• With the following conditions met, the difference between the EGR temperature sensor output value and the exhaust gas temperature sensor No.4 output value is 150 °C {302 °F} or more, or the difference between the IAT sensor No.2 output value and the exhaust gas temperature sensor No.4 output value is 150 °C {302 °F} or more for a continuous 0.128 s.

― Before starting the engine, leave the vehicle with the engine turned off for 6 h or more.

― Battery positive voltage: 10 V or more

― Ignition is switched ON (engine off or on)

― The following DTCs are not detected

• EGR temperature sensor: P041C:00, P041D:00

• Exhaust gas temperature sensor No.4: P2470:00, P2471:00

• IAT sensor No.2: P0097:00, P0098:00

• Malfunction in instrument cluster: P2610:00

• ECT sensor: P0118:00, P0117:00

Possible cause

• PCM restricts engine torque./Limits the maximum engine speed.

System wiring diagram

• IAT sensor No.2 connector or terminal malfunction

• PCM malfunction

• IAT sensor No.2 malfunction

• Exhaust gas temperature sensor No.4 connector or terminal malfunction

• Exhaust gas temperature sensor No.4 malfunction

• EGR temperature sensor connector or terminal malfunction

• EGR temperature sensor malfunction

• PCM connector or terminal malfunction

System wiring diagram

• Not applicable

Connector diagram

• Not applicable

Step	Inspection	Results	Action
1	RECORD VEHICLE STATUS WHEN DTC WAS DETECTED TO UTILIZE WITH REPEATABILITY VERIFICATION Note • Recording can be facilitated using the screen capture function of the PC. • Record the FREEZE FRAME DATA/snapshot data.	—	Go to the next step.
2	INSPECT IAT SENSOR No.2 CONNECTOR FOR MALFUNCTION • Inspect the applicable connector and terminal. (See CONNECTOR INSPECTION.) • Are the connector and terminal normal?	Yes	Go to the next step.
No	Repair or replace the malfunctioning location and perform the repair completion verification.
3	INSPECT PCM CONNECTOR FOR MALFUNCTION • Inspect the applicable connector and terminal. (See CONNECTOR INSPECTION.) • Are the connector and terminal normal?	Yes	Go to the next step.
No	Repair or replace the malfunctioning location and perform the repair completion verification.
4	INSPECT IAT SENSOR No.2 FOR MALFUNCTION • Inspect the applicable part. (See INTAKE AIR TEMPERATURE (IAT) SENSOR INSPECTION [SKYACTIV-D 1.8].) • Is the part normal?	Yes	Go to the next step.
No	Repair or replace the malfunctioning location and perform the repair completion verification. (See INTAKE AIR TEMPERATURE (IAT) SENSOR NO.2 REMOVAL/INSTALLATION [SKYACTIV-D 1.8].)
5	INSPECT EXHAUST GAS TEMPERATURE SENSOR No.4 CONNECTOR FOR MALFUNCTION • Inspect the applicable connector and terminal. (See CONNECTOR INSPECTION.) • Are the connector and terminal normal?	Yes	Go to the next step.
No	Repair or replace the malfunctioning location and perform the repair completion verification.
6	INSPECT EXHAUST GAS TEMPERATURE SENSOR No.4 FOR MALFUNCTION • Inspect the applicable part. (See EXHAUST GAS TEMPERATURE SENSOR INSPECTION [SKYACTIV-D 1.8].) • Is the part normal?	Yes	Go to the next step.
No	Repair or replace the malfunctioning location and perform the repair completion verification. (See EXHAUST GAS TEMPERATURE SENSOR REMOVAL/INSTALLATION [SKYACTIV-D 1.8].)
7	INSPECT EGR TEMPERATURE SENSOR CONNECTOR FOR MALFUNCTION • Inspect the applicable connector and terminal. (See CONNECTOR INSPECTION.) • Are the connector and terminal normal?	Yes	Go to the next step.
No	Repair or replace the malfunctioning location and perform the repair completion verification.
8	INSPECT EGR TEMPERATURE SENSOR FOR MALFUNCTION • Inspect the applicable part. (See EGR TEMPERATURE SENSOR INSPECTION [SKYACTIV-D 1.8].) • Is the part normal?	Yes	Go to the next step.
No	Repair or replace the malfunctioning location and perform the repair completion verification. (See EGR TEMPERATURE SENSOR REMOVAL/INSTALLATION [SKYACTIV-D 1.8].)
Repair completion verification 1	VERIFY THAT VEHICLE IS REPAIRED • Install/connect the part removed/disconnected during the troubleshooting procedure. • Clear the DTC recorded in the memory. (See CLEARING DTC.) • Replicate the vehicle conditions at the time the DTC was detected using the following procedure. ― Leave the vehicle for 6 h or more. ― Switch the ignition ON (engine off) or leave for 1 min while idling. • Perform the DTC inspection for the PCM. (See DTC INSPECTION.) • Is the same Pending DTC present?	Yes	Refer to the controller area network (CAN) malfunction diagnosis flow to inspect for a CAN communication error. (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [(E)].) If the CAN communication is normal, perform the diagnosis from Step 1. • If the malfunction recurs, replace the PCM, then go to the next step. (See PCM REMOVAL/INSTALLATION [SKYACTIV-D 1.8].)
No	Go to the next step.
Repair completion verification 2	VERIFY IF OTHER DTCs DISPLAYED • Perform the DTC inspection. (See DTC INSPECTION.) • Are any other DTCs displayed?	Yes	Repair the malfunctioning location according to the applicable DTC troubleshooting.
No	DTC troubleshooting completed.

Step

Inspection

Results

Action

RECORD VEHICLE STATUS WHEN DTC WAS DETECTED TO UTILIZE WITH REPEATABILITY VERIFICATION

Note

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

• Record the FREEZE FRAME DATA/snapshot data.

—

Go to the next step.

INSPECT IAT SENSOR No.2 CONNECTOR FOR MALFUNCTION

• Inspect the applicable connector and terminal.

(See CONNECTOR INSPECTION.)

• Are the connector and terminal normal?

Yes

Go to the next step.

Repair or replace the malfunctioning location and perform the repair completion verification.

INSPECT PCM CONNECTOR FOR MALFUNCTION

• Inspect the applicable connector and terminal.

(See CONNECTOR INSPECTION.)

• Are the connector and terminal normal?

Yes

Go to the next step.

Repair or replace the malfunctioning location and perform the repair completion verification.

INSPECT IAT SENSOR No.2 FOR MALFUNCTION

• Inspect the applicable part.

(See INTAKE AIR TEMPERATURE (IAT) SENSOR INSPECTION [SKYACTIV-D 1.8].)

• Is the part normal?

Yes

Go to the next step.

Repair or replace the malfunctioning location and perform the repair completion verification.

(See INTAKE AIR TEMPERATURE (IAT) SENSOR NO.2 REMOVAL/INSTALLATION [SKYACTIV-D 1.8].)

INSPECT EXHAUST GAS TEMPERATURE SENSOR No.4 CONNECTOR FOR MALFUNCTION

• Inspect the applicable connector and terminal.

(See CONNECTOR INSPECTION.)

• Are the connector and terminal normal?

Yes

Go to the next step.

Repair or replace the malfunctioning location and perform the repair completion verification.

INSPECT EXHAUST GAS TEMPERATURE SENSOR No.4 FOR MALFUNCTION

• Inspect the applicable part.

(See EXHAUST GAS TEMPERATURE SENSOR INSPECTION [SKYACTIV-D 1.8].)

• Is the part normal?

Yes

Go to the next step.

Repair or replace the malfunctioning location and perform the repair completion verification.

(See EXHAUST GAS TEMPERATURE SENSOR REMOVAL/INSTALLATION [SKYACTIV-D 1.8].)

INSPECT EGR TEMPERATURE SENSOR CONNECTOR FOR MALFUNCTION

• Inspect the applicable connector and terminal.

(See CONNECTOR INSPECTION.)

• Are the connector and terminal normal?

Yes

Go to the next step.

Repair or replace the malfunctioning location and perform the repair completion verification.

INSPECT EGR TEMPERATURE SENSOR FOR MALFUNCTION

• Inspect the applicable part.

(See EGR TEMPERATURE SENSOR INSPECTION [SKYACTIV-D 1.8].)

• Is the part normal?

Yes

Go to the next step.

Repair or replace the malfunctioning location and perform the repair completion verification.

(See EGR TEMPERATURE SENSOR REMOVAL/INSTALLATION [SKYACTIV-D 1.8].)

Repair completion verification 1

VERIFY THAT VEHICLE IS REPAIRED

• Install/connect the part removed/disconnected during the troubleshooting procedure.

• Clear the DTC recorded in the memory.

(See CLEARING DTC.)

• Replicate the vehicle conditions at the time the DTC was detected using the following procedure.

― Leave the vehicle for 6 h or more.

― Switch the ignition ON (engine off) or leave for 1 min while idling.

• Perform the DTC inspection for the PCM.

(See DTC INSPECTION.)

• Is the same Pending DTC present?

Yes

Refer to the controller area network (CAN) malfunction diagnosis flow to inspect for a CAN communication error.

(See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [(E)].)

If the CAN communication is normal, perform the diagnosis from Step 1.

• If the malfunction recurs, replace the PCM, then go to the next step.

(See PCM REMOVAL/INSTALLATION [SKYACTIV-D 1.8].)

Go to the next step.

Repair completion verification 2

VERIFY IF OTHER DTCs DISPLAYED

• Perform the DTC inspection.

(See DTC INSPECTION.)

• Are any other DTCs displayed?

Yes

Repair the malfunctioning location according to the applicable DTC troubleshooting.

DTC troubleshooting completed.

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