DTC P006A:00 [PCM (SKYACTIV-X)]

System malfunction location	MAP sensor/MAF sensor: correlation problem
Detection condition	• The difference between the intake air amount estimated from the detected value of the MAP sensor and the intake air amount detected by the MAF sensor is the specified value or more. Precondition • Engine speed: 500 rpm or more^1 • Not during acceleration • Not during deceleration • Battery voltage: 8 V or more^1 • The following DTC is not detected: ― P006C:00, P0097:00, P0098:00, P0100:00, P0107:00, P0108:00, P012C:00, P012D:00, P0340:00, P0365:00, P0443:00, P049D:00, P2016:00, P2017:00, P2226:00, P2228:00, P2229:00, P2454:00, P2455:00, U060F:00 ^*1: Standard can be verified by displaying PIDs using M-MDS
Fail-safe	• Not applicable
Possible cause	• MAF sensor/IAT sensor No.1 incorrect installation • MAF sensor/IAT sensor No.1 connector or terminals malfunction • MAP sensor/IAT sensor No.2 incorrect installation • MAP sensor/IAT sensor No.2 connector or terminals malfunction • Boost pressure sensor/boost air temperature sensor incorrect installation • Boost pressure sensor/boost air temperature sensor connector or terminals malfunction • PCM connector or terminals malfunction • MAF sensor malfunction • MAP sensor malfunction • Boost pressure sensor malfunction • Air leakage from intake-air system • Purge solenoid valve malfunction • PCV valve malfunction • A non-genuine air cleaner or air cleaner cover installed • PCM malfunction
System wiring diagram	• Not applicable
Connector diagram	• Not applicable

System malfunction location

MAP sensor/MAF sensor: correlation problem

Detection condition

• The difference between the intake air amount estimated from the detected value of the MAP sensor and the intake air amount detected by the MAF sensor is the specified value or more.

Precondition

• Engine speed: 500 rpm or more^*1

• Not during acceleration

• Not during deceleration

• Battery voltage: 8 V or more^*1

• The following DTC is not detected:

― P006C:00, P0097:00, P0098:00, P0100:00, P0107:00, P0108:00, P012C:00, P012D:00, P0340:00, P0365:00, P0443:00, P049D:00, P2016:00, P2017:00, P2226:00, P2228:00, P2229:00, P2454:00, P2455:00, U060F:00

^*1: Standard can be verified by displaying PIDs using M-MDS

Fail-safe

• Not applicable

Possible cause

• MAF sensor/IAT sensor No.1 incorrect installation

• MAF sensor/IAT sensor No.1 connector or terminals malfunction

• MAP sensor/IAT sensor No.2 incorrect installation

• MAP sensor/IAT sensor No.2 connector or terminals malfunction

• Boost pressure sensor/boost air temperature sensor incorrect installation

• Boost pressure sensor/boost air temperature sensor connector or terminals malfunction

• PCM connector or terminals malfunction

• MAF sensor malfunction

• MAP sensor malfunction

• Boost pressure sensor malfunction

• Air leakage from intake-air system

• Purge solenoid valve malfunction

• PCV valve malfunction

• A non-genuine air cleaner or air cleaner cover installed

• PCM 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 • Record the freeze frame data/snapshot data. Note • Recording can be facilitated using the screen capture function of the PC.	—	Go to the next step.
2	VERIFY RELATED REPAIR INFORMATION OR SERVICE INFORMATION AVAILABILITY • Verify related Service Bulletins, on-line repair information, or Service Information availability. • Is any related Information available?	Yes	Perform repair or diagnosis according to the available information. • If the vehicle is not repaired, go to the next step.
No	Go to the next step.
3	VERIFY CURRENT INPUT SIGNAL STATUS IS CONCERN INTERMITTENT OR CONSTANT • Clear the DTC recorded in the memory. (See CLEARING DTC.) • Start the engine. • Access the following PIDs using the M-MDS: (See PID/DATA MONITOR INSPECTION.) ― ECT ― TP_RELAT ― ENG_RPM • Warm up the engine until the ECT PID is above 70 °C {158 °F}. • Perform the following: 1. Depress the accelerator pedal to increase the engine speed to approx. 5,000 rpm. 2. Release the accelerator pedal to decrease the engine speed to idle speed. 3. Repeat Step 1 and Step 2 operations above 3 times in succession. • Perform the DTC inspection for the PCM. (See DTC INSPECTION.) • Is the same Pending DTC present?	Yes	Go to the next step.
No	Intermittent concern exists. • Perform the “Action for Non-repeatable Malfunction” procedure. (See TROUBLESHOOTING PROCEDURE [(E)].)
4	VERIFY IF MAF SENSOR/IAT SENSOR No.1 IS INSTALLED CORRECTLY • Verify the MAF sensor/IAT sensor No.1 installation condition. (See MASS AIR FLOW (MAF) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR NO.1 REMOVAL/INSTALLATION [SKYACTIV-X 2.0].) • Is the installation condition normal?	Yes	Go to the next step.
No	Correctly install the MAF sensor/IAT sensor No.1 and perform the repair completion verification. (See MASS AIR FLOW (MAF) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR NO.1 REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)
5	INSPECT MAF SENSOR/IAT SENSOR No.1 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	VERIFY IF MAP SENSOR/IAT SENSOR No.2 IS INSTALLED CORRECTLY • Verify the MAP sensor/IAT sensor No.2 installation condition. (See MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR No.2 REMOVAL/INSTALLATION [SKYACTIV-X 2.0].) • Is the installation condition normal?	Yes	Go to the next step.
No	Correctly install the MAP sensor/IAT sensor No.2 and perform the repair completion verification. (See MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR No.2 REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)
7	INSPECT MAP SENSOR/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.
8	VERIFY IF BOOST PRESSURE SENSOR/BOOST AIR TEMPERATURE SENSOR IS INSTALLED CORRECTLY • Verify the boost pressure sensor/boost air temperature sensor installation condition. (See BOOST AIR PRESSURE SENSOR/BOOST AIR TEMPERATURE SENSOR REMOVAL/INSTALLATION [SKYACTIV-X 2.0].) • Is the installation condition normal?	Yes	Go to the next step.
No	Correctly install the boost pressure sensor/boost air temperature sensor and perform the repair completion verification. (See BOOST AIR PRESSURE SENSOR/BOOST AIR TEMPERATURE SENSOR REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)
9	INSPECT BOOST PRESSURE SENSOR/BOOST AIR 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.
10	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.
11	INSPECT MAF SENSOR FOR MALFUNCTION • Inspect the applicable part. (See MASS AIR FLOW (MAF) SENSOR INSPECTION [SKYACTIV-X 2.0].) • Is the part normal?	Yes	Go to the next step.
No	Repair or replace the malfunctioning location and perform the repair completion verification. (See MASS AIR FLOW (MAF) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR NO.1 REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)
12	INSPECT MAP SENSOR FOR MALFUNCTION • Inspect the applicable part. (See MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR INSPECTION [SKYACTIV-X 2.0].) • Is the part normal?	Yes	Go to the next step.
No	Repair or replace the malfunctioning location and perform the repair completion verification. (See MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR No.2 REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)
13	INSPECT BOOST PRESSURE SENSOR FOR MALFUNCTION • Inspect the applicable part. (See BOOST PRESSURE SENSOR INSPECTION [SKYACTIV-X 2.0].) • Is the part normal?	Yes	Go to the next step.
No	Repair or replace the malfunctioning location and perform the repair completion verification. (See BOOST AIR PRESSURE SENSOR/BOOST AIR TEMPERATURE SENSOR REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)
14	INSPECT INTAKE-AIR SYSTEM FOR AIR LEAKAGE • Inspect for leakage in intake-air system. • Is there any leakage?	Yes	Repair or replace the malfunctioning location and perform the repair completion verification.
No	Go to the next step.
15	INSPECT PURGE SOLENOID VALVE FOR MALFUNCTION • Inspect the applicable part. (See PURGE SOLENOID VALVE INSPECTION [SKYACTIV-X 2.0].) • Is the part normal?	Yes	Go to the next step.
No	Repair or replace the malfunctioning location and perform the repair completion verification. (See PURGE SOLENOID VALVE REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)
16	INSPECT PCV VALVE FOR MALFUNCTION • Inspect the applicable part. (See POSITIVE CRANKCASE VENTILATION (PCV) VALVE INSPECTION [SKYACTIV-X 2.0].) • Is the part normal?	Yes	Replace with a genuine air cleaner or air cleaner cover if a non-genuine part is installed. Go to repair completion verification.
No	Repair or replace the malfunctioning location and perform the repair completion verification. (See POSITIVE CRANKCASE VENTILATION (PCV) VALVE REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)
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. ― Start the engine. ― Switch the ignition off and wait for 15 s or more. • 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-X 2.0].)
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

• Record the freeze frame data/snapshot data.

Note

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

—

Go to the next step.

VERIFY RELATED REPAIR INFORMATION OR SERVICE INFORMATION AVAILABILITY

• Verify related Service Bulletins, on-line repair information, or Service Information availability.

• Is any related Information available?

Yes

Perform repair or diagnosis according to the available information.

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

Go to the next step.

VERIFY CURRENT INPUT SIGNAL STATUS IS CONCERN INTERMITTENT OR CONSTANT

• Clear the DTC recorded in the memory.

(See CLEARING DTC.)

• Start the engine.

• Access the following PIDs using the M-MDS:

(See PID/DATA MONITOR INSPECTION.)

― ECT

― TP_RELAT

― ENG_RPM

• Warm up the engine until the ECT PID is above 70 °C {158 °F}.

• Perform the following:

1. Depress the accelerator pedal to increase the engine speed to approx. 5,000 rpm.

2. Release the accelerator pedal to decrease the engine speed to idle speed.

3. Repeat Step 1 and Step 2 operations above 3 times in succession.

• Perform the DTC inspection for the PCM.

(See DTC INSPECTION.)

• Is the same Pending DTC present?

Yes

Go to the next step.

Intermittent concern exists.

• Perform the “Action for Non-repeatable Malfunction” procedure.

(See TROUBLESHOOTING PROCEDURE [(E)].)

VERIFY IF MAF SENSOR/IAT SENSOR No.1 IS INSTALLED CORRECTLY

• Verify the MAF sensor/IAT sensor No.1 installation condition.

(See MASS AIR FLOW (MAF) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR NO.1 REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)

• Is the installation condition normal?

Yes

Go to the next step.

Correctly install the MAF sensor/IAT sensor No.1 and perform the repair completion verification.

(See MASS AIR FLOW (MAF) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR NO.1 REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)

INSPECT MAF SENSOR/IAT SENSOR No.1 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.

VERIFY IF MAP SENSOR/IAT SENSOR No.2 IS INSTALLED CORRECTLY

• Verify the MAP sensor/IAT sensor No.2 installation condition.

(See MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR No.2 REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)

• Is the installation condition normal?

Yes

Go to the next step.

Correctly install the MAP sensor/IAT sensor No.2 and perform the repair completion verification.

(See MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR No.2 REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)

INSPECT MAP SENSOR/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.

VERIFY IF BOOST PRESSURE SENSOR/BOOST AIR TEMPERATURE SENSOR IS INSTALLED CORRECTLY

• Verify the boost pressure sensor/boost air temperature sensor installation condition.

(See BOOST AIR PRESSURE SENSOR/BOOST AIR TEMPERATURE SENSOR REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)

• Is the installation condition normal?

Yes

Go to the next step.

Correctly install the boost pressure sensor/boost air temperature sensor and perform the repair completion verification.

(See BOOST AIR PRESSURE SENSOR/BOOST AIR TEMPERATURE SENSOR REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)

INSPECT BOOST PRESSURE SENSOR/BOOST AIR 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 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 MAF SENSOR FOR MALFUNCTION

• Inspect the applicable part.

(See MASS AIR FLOW (MAF) SENSOR INSPECTION [SKYACTIV-X 2.0].)

• Is the part normal?

Yes

Go to the next step.

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

(See MASS AIR FLOW (MAF) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR NO.1 REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)

INSPECT MAP SENSOR FOR MALFUNCTION

• Inspect the applicable part.

(See MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR INSPECTION [SKYACTIV-X 2.0].)

• Is the part normal?

Yes

Go to the next step.

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

(See MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR No.2 REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)

INSPECT BOOST PRESSURE SENSOR FOR MALFUNCTION

• Inspect the applicable part.

(See BOOST PRESSURE SENSOR INSPECTION [SKYACTIV-X 2.0].)

• Is the part normal?

Yes

Go to the next step.

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

(See BOOST AIR PRESSURE SENSOR/BOOST AIR TEMPERATURE SENSOR REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)

INSPECT INTAKE-AIR SYSTEM FOR AIR LEAKAGE

• Inspect for leakage in intake-air system.

• Is there any leakage?

Yes

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

Go to the next step.

INSPECT PURGE SOLENOID VALVE FOR MALFUNCTION

• Inspect the applicable part.

(See PURGE SOLENOID VALVE INSPECTION [SKYACTIV-X 2.0].)

• Is the part normal?

Yes

Go to the next step.

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

(See PURGE SOLENOID VALVE REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)

INSPECT PCV VALVE FOR MALFUNCTION

• Inspect the applicable part.

(See POSITIVE CRANKCASE VENTILATION (PCV) VALVE INSPECTION [SKYACTIV-X 2.0].)

• Is the part normal?

Yes

Replace with a genuine air cleaner or air cleaner cover if a non-genuine part is installed.

Go to repair completion verification.

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

(See POSITIVE CRANKCASE VENTILATION (PCV) VALVE REMOVAL/INSTALLATION [SKYACTIV-X 2.0].)

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.

― Start the engine.

― Switch the ignition off and wait for 15 s or more.

• 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-X 2.0].)

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.

Mazdamanuals.com