Mitsubishi Outlander XL. Manual — part 368
DTC SET CONDITIONS
Logic Flow Chart
ZK603441AA00
Start
Monitoring
conditions
Malfunction
End
Good
No
Yes
No
Yes
Yes
No
Engine coolant temp.
- Radiator temp.
< Specified value
2 secs have passed?
Check Condition
⦆
Battery positive voltage is higher than 11 volts.
⦆
Intake air temperature is between 0°C (32°F) to 40°
C (104°F) when the engine is started.
⦆
Engine coolant temperature is between 0°C (32°F)
to 40°C (104°F) when the engine is started.
⦆
The engine coolant temperature - intake air
temperature is 5°C (41°F) or less when the engine
is started.
⦆
Vehicle speed is lower than 1.5 km/h (1 mph).
Judgement Criteria
⦆
When the output temperature of the radiator sensor
before the thermostat valve is opened is high, the
sensor is defective.
OBD-II DRIVE CYCLE PATTERN
Refer to Diagnostic Function - OBD-II Drive Cycle -
Pattern 19 P.13Ab-8.
TROUBLESHOOTING HINTS (THE MOST LIKELY
CAUSES FOR THIS CODE TO BE SET ARE:)
⦆
Tampering of the DOR radiator
⦆
Thermostat failed.
⦆
ECM failed.
MULTIPORT INJECTION SYSTEM (MFI) <DIAGNOSIS>
13Ab-667
DIAGNOSTIC TROUBLE CODE PROCEDURES
DIAGNOSIS
Required Special Tools:
⦆
MB991958: Scan Tool (M.U.T.-III Sub Assembly)
⦆
MB991824: V.C.I.
⦆
MB991827: USB Cable
⦆
MB991910: Main Harness A
STEP 1. Check the thermostat.
⦆
Thermostat inspection (Refer to GROUP 14, Thermostat
inspection P.14-21).
Q:Is the check result normal?
YES:
Go to Step 2.
NO:
Repair it. Then go to Step 4.
STEP 2. DOR radiator sensor installation check.
⦆
Check that the sensor is installed securely and operates
normally.
Q:Is the check result normal?
YES:
Go to Step 3.
NO:
Replace the DOR radiator. Then go to Step 4.
STEP 3. Replace the DOR radiator.
ZC501967
AC404789
ZC501968
MB991824
MB991827
MB991910
Data link
connector
AA00
(1)
Replace the DOR radiator.
To prevent damage to scan tool MB991958, always turn
the ignition switch to the "LOCK" (OFF) position before
connecting or disconnecting scan tool MB991958.
(2)
Connect scan tool MB991958 to the data link connector.
(3)
Turn the ignition switch to the "ON" position.
(4)
Read the DTC.
(5)
Turn the ignition switch to the "LOCK" (OFF) position.
Q:Is DTC P1544 set?
YES:
Replace the ECM. When the ECM is replaced, register
the ID code. Refer to GROUP 42B, ID Code Registration
Judgment Table <Vehicles with KOS> P.42B-12or GROUP
42C, ID Code Registration Judgment Table <Vehicles with
WCM> P.42C-8. Then go to Step 4.
NO:
It can be assumed that this malfunction is
intermittent. Refer to GROUP 00, How to Use
Troubleshooting/Inspection Service Points - How to Cope
with Intermittent Malfunctions P.00-15.
STEP 4. Perform the OBD-II drive cycle.
(1)
Carry out a test drive with the drive cycle pattern. Refer to
Diagnostic Function - OBD-II Drive Cycle - Pattern 19 P.
13Ab-8.
(2)
Check the diagnostic trouble code (DTC).
Q:Is DTC P1544 set?
YES:
Repeat the troubleshooting.
13Ab-668
MULTIPORT INJECTION SYSTEM (MFI) <DIAGNOSIS>
DIAGNOSTIC TROUBLE CODE PROCEDURES
NO:
The procedure is complete.
DTC P1545: DOR Tampering Monitor (Temperature Change After Thermostat Open)
<California>
M11310100414USA0000010000
RADIATOR SENSOR CIRCUIT
Refer to P.13Ab-658.
CIRCUIT OPERATION
Refer to P.13Ab-658.
MONITOR EXECUTION
⦆
Continuous
MONITOR EXECUTION CONDITIONS (OTHER
MONITOR AND SENSOR)
Other Monitor (There is no temporary DTC stored in
memory for the item monitored below)
⦆
Not applicable
Sensor (The sensor below is determined to be
normal)
⦆
Not applicable
DTC SET CONDITIONS
Logic Flow Chart
ZK603442AA00
Start
Monitoring
conditions
Malfunction
End
Good
No
Yes
No
Yes
Yes
No
Radiator temp. change
> 6 °C
1 secs have passed?
MULTIPORT INJECTION SYSTEM (MFI) <DIAGNOSIS>
13Ab-669
DIAGNOSTIC TROUBLE CODE PROCEDURES
Check Condition
⦆
Battery positive voltage is higher than 11 volts.
⦆
Intake air temperature is between 0°C (32°F) to 40°
C (104°F) when the engine is started.
⦆
Engine coolant temperature is between 0°C (32°F)
to 40°C (104°F) when the engine is started.
⦆
The engine coolant temperature - intake air
temperature is 5°C (41°F) or less when the engine
is started.
⦆
Engine coolant temperature is higher than 77°C
(171°F).
Judgement Criteria
⦆
When the output temperature of the radiator sensor
after the thermostat valve is opened is rising by 6°
C (43°F) or more in 1 second.
OBD-II DRIVE CYCLE PATTERN
Refer to Diagnostic Function - OBD-II Drive Cycle -
Pattern 19 P.13Ab-8.
TROUBLESHOOTING HINTS (THE MOST LIKELY
CAUSES FOR THIS CODE TO BE SET ARE:)
⦆
Tampering of the DOR radiator
⦆
ECM failed.
DIAGNOSIS
Required Special Tools:
⦆
MB991958: Scan Tool (M.U.T.-III Sub Assembly)
⦆
MB991824: V.C.I.
⦆
MB991827: USB Cable
⦆
MB991910: Main Harness A
STEP 1. DOR radiator sensor installation check.
⦆
Check that the sensor is installed securely and operates
normally.
Q:Is the check result normal?
YES:
Go to Step 2.
NO:
Replace the DOR radiator. Then go to Step 3.
13Ab-670
MULTIPORT INJECTION SYSTEM (MFI) <DIAGNOSIS>
DIAGNOSTIC TROUBLE CODE PROCEDURES
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