Mitsubishi Outlander manuals

Mitsubishi Outlander: DTC P0746, P0776, P0778, P0815, P0816, P0826, P0840, P0841, P0868, P0882, P0883

Mitsubishi Outlander Service Manual / Automatic Transaxle and Propeller Shaft / CVT / Diagnostic Trouble Code Procedures / DTC P0746, P0776, P0778, P0815, P0816, P0826, P0840, P0841, P0868, P0882, P0883

DTC P0746: Abnormality in Hydraulic Control System Function

DIAGNOSTIC FUNCTION

TCM determines that the malfunction is present when pulley ratio becomes higher (pulley ratio range: 2.349 to 0.394).

DESCRIPTIONS OF MONITOR METHODS

MONITOR EXECUTION

MONITOR EXECUTION CONDITIONS (OTHER MONITOR AND SENSOR)

Other Monitor (There is no temporary DTC stored in memory for the item monitored below)

Sensor (The sensor below is determined to be normal)

LOGIC FLOW CHARTS (Monitor Sequence)

Mitsubishi Outlander. CVT

DTC SET CONDITIONS

Check Conditions

JUDGMENT CRITERIA

OBD-II DRIVE CYCLE PATTERN

Transmission range: D (Drive the vehicle for 10 seconds or more while the accelerator opening angle is 20% or more)

PROBABLE CAUSES

DIAGNOSTIC PROCEDURE

STEP 1. Check other diagnostic trouble codes.

Q: Are other diagnostic trouble codes set?

YES : Carry out the appropriate troubleshooting.

NO : Go to Step 2.

STEP 2. M.U.T.-III data list

Item 33: Line pressure SOL. output current.

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Go to Step 3.

STEP 3. Line Pressure Check

Carry out "hydraulic test".

Q: Is the check result normal?

YES : Go to Step 4.

NO : Repair according to the hydraulic pressure test diagnosis table.

STEP 4. Symptom recheck after erasing diagnostic trouble code

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Replace TCM.

DTC P0776: Abnormality in Secondary Pressure Solenoid Valve Function

DIAGNOSTIC FUNCTION

TCM conducts fault detection by measuring the difference between the target value and the actual value for the secondary pressure.

JUDGMENT CRITERIA

The following three conditions are met for three seconds.

1. Engine speed is 450 r/min or more.

2. Power supply voltage is 10 volts or more.

3. Difference between target secondary pressure and actual secondary pressure is 1.20 MPa (174 psi) or more.

PROBABLE CAUSES

DIAGNOSTIC PROCEDURE

STEP 1. Using scan tool MB991958, diagnose the CAN bus line.

Use scan tool MB991958 to perform the CAN bus diagnosis.

Q: Is the check result normal?

YES : Go to Step 2.

NO : Repair the CAN bus lines.

STEP 2. Check other diagnostic trouble codes.

Q: Are other diagnostic trouble codes set?

YES : Carry out the appropriate troubleshooting.

NO : Go to Step 3.

STEP 3. M.U.T.-III data list

Item 19: Secondary pressure.

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Go to Step 4.

STEP 4. Line Pressure Check

Carry out "hydraulic test".

Q: Is the check result normal?

YES : Go to Step 5.

NO : Repair according to the hydraulic pressure test diagnosis table.

STEP 5. Symptom recheck after erasing diagnostic trouble code

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Replace TCM.

DTC P0778: Malfunction of Secondary Pressure Solenoid Valve

DIAGNOSTIC FUNCTION

TCM determines malfunction by detecting the abnormality in the secondary pressure solenoid valve.

DESCRIPTIONS OF MONITOR METHODS

MONITOR EXECUTION

MONITOR EXECUTION CONDITIONS (OTHER MONITOR AND SENSOR)

Other Monitor (There is no temporary DTC stored in memory for the item monitored below)

Sensor (The sensor below is determined to be normal)

LOGIC FLOW CHARTS (Monitor Sequence)

Mitsubishi Outlander. CVT

DTC SET CONDITIONS

JUDGMENT CRITERIA

OBD-II DRIVE CYCLE PATTERN

Ignition switch : ON (start the engine and keep it for 10 seconds or more)

PROBABLE CAUSES

DIAGNOSTIC PROCEDURE

STEP 1. M.U.T.-III data list

OK: Check if the output current and monitoring current differ largely.

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Go to Step 2.

STEP 2. Check the following connector:

Check the terminals for a contact status problem and internal short circuit.

Q: Is the check result normal?

YES : Go to Step 3.

NO : Repair the defective connector.

STEP 3. Check for open circuit and short to ground in the wiring harness between the TCM connector and the CVT assembly connector.

Between C-38 TCM connector (terminal No.2) and B-125 CVT assembly connector (terminal No.2)

Q: Is the check result normal?

YES : Go to Step 4.

NO : Repair the wiring harness.

STEP 4. Secondary pressure solenoid valve single unit check

Q: Is the check result normal?

YES : Go to Step 5.

NO : Replace the valve body assembly.

STEP 5. Symptom recheck after erasing diagnostic trouble code

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Replace TCM.

DTC P0815: Malfunction of Paddle Shift Up Switch

Paddle shift switch system circuit

Mitsubishi Outlander. CVT

Mitsubishi Outlander. CVT

DIAGNOSTIC FUNCTION

TCM detects that the paddle shift UP switch is stuck to ON.

JUDGEMENT CRITERIA

When the paddle shift UP switch being ON consecutively for 60 seconds is detected.

PROBABLE CAUSES

DIAGNOSTIC PROCEDURE

STEP 1. M.U.T.-III data list

Item 54: Paddle switch (up)

OK: The service data changes in response to the paddle shift operation.

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Go to Step 2.

STEP 2. Check the following connector:

Check the terminals for a contact status problem and internal short circuit.

Q: Is the check result normal?

YES : Go to Step 3.

NO : Repair the damaged connector.

STEP 3. Paddle shift switch single unit check

Q: Is the check result normal?

YES : Go to Step 4.

NO : Replace the paddle shift switch.

STEP 4. Check for short to ground in the wiring harness between the TCM connector and the paddle shift switch connector

Between C-38 TCM connector (terminal No.22) and C-208 paddle shift switch connector (terminal No.1)

Q: Is the check result normal?

YES : Go to Step 5.

NO : Repair the wiring harness.

STEP 5. Symptom recheck after erasing diagnosis code

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Replace TCM.

DTC P0816: Malfunction of Paddle Shift Down Switch

DIAGNOSTIC FUNCTION

TCM detects that the paddle shift DOWN switch is stuck to ON.

JUDGEMENT CRITERIA

When the paddle shift DOWN switch being ON consecutively for 60 seconds is detected.

PROBABLE CAUSES

STEP 1. M.U.T.-III data list

Item 55: Paddle switch (down)

OK: The service data changes in response to the paddle shift operation.

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Go to Step 2.

STEP 2. Check the following connector:

Check the terminals for a contact status problem and internal short circuit.

Q: Is the check result normal?

YES : Go to Step 3.

NO : Repair the damaged connector.

STEP 3. Paddle shift switch single unit check

Q: Is the check result normal?

YES : Go to Step 4.

NO : Replace the paddle shift switch.

STEP 4. Check for short to ground in the wiring harness between the TCM connector and the paddle shift switch connector

Between C-38 TCM connector (terminal No.21) and C-208 paddle shift switch connector (terminal No.3)

Q: Is the check result normal?

YES : Go to Step 5.

NO : Repair the wiring harness.

STEP 5. Symptom recheck after erasing diagnosis code

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Replace TCM.

DTC P0826: Malfunction of Shift Switch Assembly

Shift switch assembly system circuit

Mitsubishi Outlander. CVT

Mitsubishi Outlander. CVT

DIAGNOSTIC FUNCTION

TCM detects the UP/DOWN operation of the shift switch assembly. TCM determines that the malfunction is present if an abnormal value is input.

JUDGEMENT CRITERIA

Input to the shift switch assembly remains abnormal for 1 second.

PROBABLE CAUSES

DIAGNOSTIC PROCEDURE

STEP 1. M.U.T.-III data list

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Go to Step 2.

STEP 2. Check shift switch assembly

Q: Is the check result normal?

YES : Go to Step 3.

NO : Replace the selector lever assembly.

STEP 3. Check the following connector:

Check the terminals for a contact status problem and internal short circuit.

Q: Is the check result normal?

YES : Go to Step 4.

NO : Repair the defective connector.

STEP 4. Check for open circuit and short to ground in the wiring harness between the TCM connector and the selector lever assembly.

Q: Is the check result normal?

YES : Go to Step 5.

NO : Repair the wiring harness.

STEP 5. Check for open circuit in the wiring harness between the selector lever assembly connector and the body ground

Between C-24 selector lever assembly connector (terminal No.6) and body ground

Q: Is the check result normal?

YES : Go to Step 6.

NO : Repair the wiring harness.

STEP 6. Symptom recheck after erasing diagnosis code

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Replace TCM.

DTC P0840: Malfunction of Secondary Pressure Sensor

Secondary pressure sensor system circuit

Mitsubishi Outlander. CVT

Mitsubishi Outlander. CVT

DIAGNOSTIC FUNCTION

TCM conducts fault detection by monitoring the output voltage of the secondary pressure sensor.

DESCRIPTIONS OF MONITOR METHODS

MONITOR EXECUTION

MONITOR EXECUTION CONDITIONS (OTHER MONITOR AND SENSOR)

Other Monitor (There is no temporary DTC stored in memory for the item monitored below)

Sensor (The sensor below is determined to be normal)

LOGIC FLOW CHARTS (Monitor Sequence)

Mitsubishi Outlander. CVT

DTC SET CONDITIONS

JUDGMENT CRITERIA

OBD-II DRIVE CYCLE PATTERN

All the conditions below continue for 6 seconds.

PROBABLE CAUSES

DIAGNOSTIC PROCEDURE

STEP 1. M.U.T.-III data list

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Go to Step 2.

STEP 2. Check the following connector:

Check the terminals for a contact status problem and internal short circuit.

Q: Is the check result normal?

YES : Go to Step 3.

NO : Repair the defective connector.

STEP 3. Check for open circuit and short to ground in the wiring harness between the TCM connector and the CVT assembly connector.

Q: Is the check result normal?

YES : Go to Step 4.

NO : Repair the wiring harness.

STEP 4. Symptom recheck after replacing the valve body assembly

Q: Is the check result normal?

YES : The procedure is complete.

NO : Replace TCM.

DTC P0841: Abnormality in Line Pressure Sensor Function

DIAGNOSTIC FUNCTION

TCM conducts fault detection by comparing the target line pressure reading with the actual secondary pressure reading.

DESCRIPTIONS OF MONITOR METHODS

The actual secondary pressure reading is 0.675 MPa (98 psi) or more, and the status over the target line pressure remains for 5 seconds.

MONITOR EXECUTION

MONITOR EXECUTION CONDITIONS (OTHER MONITOR AND SENSOR)

Other Monitor (There is no temporary DTC stored in memory for the item monitored below)

Sensor (The sensor below is determined to be normal)

LOGIC FLOW CHARTS (Monitor Sequence)

Mitsubishi Outlander. CVT

DTC SET CONDITIONS

Check Conditions

JUDGMENT CRITERIA

OBD-II DRIVE CYCLE PATTERN

Transmission range: D (Drive the vehicle for 10 seconds or more while the accelerator opening angle is 20% or more)

PROBABLE CAUSES

DIAGNOSTIC PROCEDURE

STEP 1. Check other diagnostic trouble codes.

Q: Are other diagnostic trouble codes set?

YES : Go to the appropriate troubleshooting.

NO : Go to Step 2.

STEP 2. Line pressure check

Carry out "hydraulic test".

Q: Is the check result normal?

YES : Go to Step 3.

NO : Repair according to the hydraulic pressure test diagnosis table.

STEP 3. Symptom recheck after erasing diagnostic trouble code

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Replace TCM.

DTC P0868: Secondary Pressure Drop

DIAGNOSTIC FUNCTION

TCM detects the secondary pressure drop during driving.

DESCRIPTIONS OF MONITOR METHODS

MONITOR EXECUTION

MONITOR EXECUTION CONDITIONS (OTHER MONITOR AND SENSOR)

Other Monitor (There is no temporary DTC stored in memory for the item monitored below)

Sensor (The sensor below is determined to be normal)

LOGIC FLOW CHARTS (Monitor Sequence)

Mitsubishi Outlander. CVT

DTC SET CONDITIONS

Check Conditions

JUDGMENT CRITERIA

OBD-II DRIVE CYCLE PATTERN

Transmission range: D (Drive the vehicle for 10 seconds or more while the accelerator opening angle is 20% or more)

PROBABLE CAUSES

DIAGNOSTIC PROCEDURE

STEP 1. Check other diagnostic trouble codes.

Q: Are other diagnostic trouble codes set?

YES : Go to the appropriate troubleshooting.

NO : Go to Step 2.

STEP 2. Check the following connector:

Check contacts for internal short circuit.

Q: Is the check result normal?

YES : Go to Step 3.

NO : Repair the defective connector.

STEP 3. Check for short to ground in the wiring harness between the TCM connector and the CVT assembly connector.

OK: 100 Ω or more

Q: Is the check result normal?

YES : Go to Step 4.

NO : Repair the wiring harness.

STEP 4. Symptom recheck after erasing diagnostic trouble code

Q: Is the check result normal?

YES : Intermittent malfunction

NO : Replace the TCM, and then go to Step 5.

STEP 5. Retest the system.

Q: Is the check result normal?

YES : The inspection is complete.

NO : Replace the CVT assembly.

DTC P0882: Malfunction of power supply system (Low)
DTC P0883: Malfunction of power supply system (high)

TCM POWER SUPPLY CIRCUIT

Mitsubishi Outlander. CVT

DIAGNOSTIC FUNCTION

TCM monitors if power supply system is normal or not and judges the trouble.

JUDGMENT CRITERIA

PROBABLE CAUSES

DIAGNOSTIC PROCEDURE

STEP 1. Check the following connector:

Check each terminal for imperfect contact.

Q: Is the check result normal?

YES : Go to Step 2.

NO : Repair the defective connector.

STEP 2. Check for short circuit in the wiring harness between the fusible link No.36 and the TCM connector.

Q: Is the check result normal?

YES : Go to Step 3.

NO : Repair the wiring harness.

STEP 3. Check for open circuit in the wiring harness between the TCM connector and the ground.

Q: Is the check result normal?

YES : Go to Step 4.

NO : Repair the wiring harness.

STEP 4. Retest the system.

Recheck the trouble symptom.

Q: Does the malfunction take place again?

YES : Replace TCM.

NO : Intermittent malfunction

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