Mitsubishi Galant (2004+). Manual — part 1521
TRACTION CONTROL SYSTEM (TCL) DIAGNOSIS
TSB Revision
TRACTION CONTROL SYSTEM (TCL)
13D-25
STEP 6. Recheck for diagnostic trouble code.
Check again if the DTC is set.
CAUTION
To prevent damage to scan tool MB991958, always turn the
ignition switch to the "LOCK" (OFF) position before con-
necting or disconnecting scan tool MB991958.
(1) Connect scan tool MB991958 to the data link connector
(2) Turn the ignition switch to the "ON" position.
(3) Erase the DTC (Refer to
).
(4) Turn the ignition switch to the "LOCK" (OFF) position.
(5) Turn the ignition switch to the "ON" position.
(6) Check if the DTC is set.
(7) Turn the ignition switch to the "LOCK" (OFF) position.
(8) Disconnect scan tool MB991958.
Q: Is DTC U1120 set?
YES : Return to Step 1 .
NO : The procedure is complete.
AC305412
AB
MB991910
DATA LINK
CONNECTOR
MB991824
MB991827
TRACTION CONTROL SYSTEM (TCL) DIAGNOSIS
TSB Revision
TRACTION CONTROL SYSTEM (TCL)
13D-26
U1400 Dynamic range error APS1
.
DTC SET CONDITION
This code is set when the MFI system sets either of
DTC code Nos. P2138, P2122 or P2123.
.
TROUBLESHOOTING HINTS (The most likely
causes for these DTCs are to set are:)
• Malfunction of the MFI system
DIAGNOSIS
Check whether the MFI system sets either of diagnostic trouble
code Nos. P2138, P2122 or P2123, and repair if necessary.
(Refer to GROUP 13B, MFI Diagnosis - How to Read and
Erase Diagnostic Trouble Code
SYMPTOM CHART
M1136003400029
SYMPTOM
INSPECTION
PROCEDURE NO.
REFERENCE
PAGE
Communication with
scan tool is not
possible
Communication with all systems is
impossible
-
Group 13B,
Symptom
Procedures
−
Inspection
Procedure 1
Communication with the ABS/TCL-ECU
only is impossible
-
Group 35B,
Symptom
Procedures
−
Inspection
Procedure 1
.
When the ignition switch is turned to the "ON" position (engine
stopped), the "TCL OFF" indicator light dose not illuminate.
1
When the ignition switch is turned to the "ON" position (engine
stopped), the TCL work indicator light dose not illuminate.
2
The "TCL OFF" indicator light remains illuminated after the engine
is started.
3
The TCL work indicator light remains illuminated after the engine
is started.
4
When the TCL switch is push on, TCL system does not be
cancelled.
5
TCL system dose not operate.
6
TRACTION CONTROL SYSTEM (TCL) DIAGNOSIS
TSB Revision
TRACTION CONTROL SYSTEM (TCL)
13D-27
SYMPTOM PROCEDURES
INSPECTION PROCEDURE 1: When the Ignition Switch is Turned to the "ON" Position (Engine
Stopped), the "TCL OFF" Indicator Light dose not Illuminate. INSPECTION PROCEDURE 2: When the
Ignition Switch is Turned to the "ON" Position (Engine Stopped), the TCL Work Indicator Light dose
not Illuminate. INSPECTION PROCEDURE 3: The "TCL OFF" Indicator Light Remains Illuminated
After the Engine is Started. INSPECTION PROCEDURE 4: The TCL Work Indicator Light Remains
Illuminated After the Engine is Started.
BATTERY
IGNITION SWITCH (IG1)
JOINT
CONNECTOR (1)
JOINT
CONNECTOR (3)
RELAY
BOX
JUNCTION
BLOCK
COMBINATION
METER
JOINT
CONNECTOR (4)
ABS/TCL-ECU
AC307013
"TCL OFF" Indicator Light and TCL Work Indicator Light Drive Circuit
AB
TRACTION CONTROL SYSTEM (TCL) DIAGNOSIS
TSB Revision
TRACTION CONTROL SYSTEM (TCL)
13D-28
.
CIRCUIT OPERATION
• ABS/TCL-ECU send the illumination signal of
"TCL OFF" indicator light and TCL work indicator
light to the combination meter via the CAN com-
munication.
• ABS/TCL-ECU operates the "TCL OFF" indicator
light and the TCL work indicator light for three
seconds after the ignition switch is turned "ON"
position for bulb check.
.
AC305209AB
A-02 (GR)
CONNECTOR: A-02
A-02 HARNESS CONNECTOR:
COMPONENT SIDE
AC305232AO
CONNECTORS: C-01, C-02, C-03, C-29, C-101
C-29
C-01
C-101
C-03
C-02
C-01 AND C-03
HARNESS CONNECTOR:
COMPONENT SIDE
C-02 HARNESS
CONNECTOR:
COMPONENT SIDE
C-29 MALE SIDE
CONNECTOR
C-101 HARNESS
CONNECTOR:
COMPONENT SIDE
AC305720
C-215 HARNESS CONNECTOR:
COMPONENT SIDE
JUNCTION BLOCK
(FRONT VIEW)
AB
C-215
C-211
CONNECTORS: C-211, C-215
C-211 HARNESS CONNECTOR:
COMPONENT SIDE
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