Page 2289 of 2890
L: TROUBLE CODE 57
—FAULTY FLUID LEVEL SENSOR—
DIAGNOSIS:
Faulty fluid level sensor circuit
Faulty harness/connector
Faulty ABS/TCS control module
Faulty generator
TROUBLE SYMPTOM:
ABS does not operate.
TCS does not operate.
1. Check engine trouble code.
Ye sNO
5. Check generator function.
OK
Not OK
Repair generator.
6. Check input voltage of ABS/TCS control
module.
OK
Not OK
Repair harness/connector.
Replace ABS/TCS control module.
2. Check input voltage of ABS/TCS control module.
OK
Not OK
Repair harness/connector.
3. Check ground short of harness.
OK
Not OK
Repair harness.
4. Check ground circuit of ABS/TCS control module.
OK
Not OK
Repair harness/connector.
Replace ABS/TCS control module.
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8. Diagnostics Chart with Trouble Code
Page 2290 of 2890
B4M0743
1. CHECK ENGINE TROUBLE CODE.
1) Read out engine trouble code.
2) Is trouble code 39 in memory?
B4M0395A
2. CHECK INPUT VOLTAGE OF ABS/TCS CONTROL
MODULE.
1) Turn ignition switch OFF.
2) Disconnect ABS/TCS control module connectors.
3) Turn ignition switch ON, while engine is idling.
4) Measure voltage between ABS/TCS control module
connector and body.
Connector & terminal / Specified voltage:
(P5) No. 1—body / 14.5±0.3 V
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8. Diagnostics Chart with Trouble Code
Page 2291 of 2890

B4M0733A
3. CHECK GROUND SHORT OF HARNESS.
1) Turn ignition switch OFF.
2) Remove No. 18 fuse from fuse and joint box.
3) Disconnect ABS/TCS control module connectors.
4) Measure resistance between ABS/TCS control module
connector and body.
Connector & terminal / Specified resistance:
(P5) No. 1—body/1MΩor more
B4M0405A
4. CHECK GROUND CIRCUIT OF ABS/TCS CONTROL
MODULE.
1) Turn ignition switch OFF.
2) Disconnect connector from ABS/TCS control module.
3) Measure resistance between ABS/TCS control module
connector and body.
Connector & terminal / Specified resistance:
(P4) No. 6—body / 1Ωor less
(P5) No. 5—body / 1Ωor less
(P7) No. 15—body / 1Ωor less
5. CHECK GENERATOR FUNCTION.
1) When the ignition key is at OFF, check the charge warn-
ing light is off.
2) Turn the key ON and ensure the light comes on.
3) Keep the engine running at idle and ensure the light
goes off.
B4M0473A
B4M0395A
6. CHECK INPUT VOLTAGE OF ABS/TCS CONTROL
MODULE.
1) Turn ignition switch OFF.
2) Disconnect ABS/TCS control module connectors.
3) Turn ignition switch ON.
4) Measure voltage between ABS/TCS control module
connector and body.
Connector & terminal / Specified voltage:
(P7) No. 20—body/2Vorless (Engine OFF)
(P7) No. 20—body / 10—14 V (Engine idling)
(P5) No. 1—body / 10—13 V (Engine OFF)
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8. Diagnostics Chart with Trouble Code
Page 2292 of 2890
M: TROUBLE CODE 58
—FAULTY PRESSURE SWITCH—
DIAGNOSIS:
Faulty pressure switch
Faulty stop light switch
Faulty harness/connector
Faulty ABS/TCS control module
TROUBLE SYMPTOM:
TCS does not operate.
1. Check contact point of pressure switch.
OK
Not OK
Replace hydraulic unit.
2. Check body short of pressure switch.
OK
Not OK
Replace hydraulic unit.
3. Check harness between pressure switch and
ABS/TCS control module.
OK
Not OK
Repair harness/connector.
4. Check body short of pressure switch harness.
OK
Not OK
Repair harness.
5. Check contact point of stop light switch.
OK
Not OK
Replace stroke sensor.
6. Check body short of stop light switch.
OK
Not OK
Replace stroke sensor.
7. Check power supply of stop light switch.
OK
Not OK
Repair harness.
8. Check input voltage of ABS/TCS control mod-
ule.
OK
Not OK
Repair harness/connector.
Replace ABS/TCS control module.
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8. Diagnostics Chart with Trouble Code
Page 2293 of 2890
B4M0742
B4M0734A
1. CHECK CONTACT POINT OF PRESSURE SWITCH.
1) Turn ignition switch OFF.
2) Disconnect hydraulic unit connector.
3) Measure resistance between hydraulic unit connector
terminals.
Connector & terminal / Specified resistance:
(F12) No. 1—No.2/1MΩor more (With brake
pedal
depressed)
(F12) No. 1—No.2/1Ωor less (Without brake
pedal depressed)
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8. Diagnostics Chart with Trouble Code
Page 2294 of 2890

B4M0735A
2. CHECK BODY SHORT OF PRESSURE SWITCH.
1) Turn ignition switch OFF.
2) Disconnect hydraulic unit connector.
3) Measure resistance between hydraulic unit connector
and body.
Connector & terminal / Specified resistance:
(F12) No. 1—body/1MΩor more
(F12) No. 2—body/1MΩor more
B4M0477A
3. CHECK HARNESS BETWEEN PRESSURE SWITCH
AND ABS/TCS CONTROL MODULE.
1) Turn ignition switch OFF.
2) Connect hydraulic unit connector.
3) Disconnect ABS/TCS control module connector.
4) Measure resistance between ABS/TCS control module
connector terminals.
Connector & terminal / Specified resistance:
(P7) No. 6—No.18/1MΩor more (With brake
pedal
depressed)
(P7) No. 6—No. 18 / 1Ωor less (Without brake
pedal depressed)
B4M0478A
4. CHECK BODY SHORT OF PRESSURE SWITCH
HARNESS.
1) Turn ignition switch OFF.
2) Disconnect ABS/TCS control module connector.
3) Measure resistance between ABS/TCS control module
connector and body.
Connector & terminal / Specified resistance:
(P7) No. 6—body/1MΩor more
(P7) No. 18—body/1MΩor more
B4M0466A
5. CHECK CONTACT POINT OF STOP LIGHT
SWITCH.
1) Turn ignition switch OFF.
2) Disconnect stop light switch connectors.
3) Remove stroke sensor.
4) Measure resistance between stroke sensor terminals.
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8. Diagnostics Chart with Trouble Code
Page 2295 of 2890

Terminal:
No. 2—No. 3
Stroke
Unit: mm (in)Specified
resistance
0—2.2±1.0 (0—0.087±0.039) 1 MΩor more
2.2±1.0—18.0±0.5 (0.087±0.039—0.709±0.020) 1Ωor less
NOTE:
Stroke = 0 when the rod is completely drawn in.
B4M0467A
6. CHECK BODY SHORT OF STOP LIGHT SWITCH.
1) Turn ignition switch OFF.
2) Disconnect stroke sensor connectors.
3) Remove stroke sensor.
4) Measure resistance between stroke sensor terminal
and stroke sensor threads.
Terminal / Specified resistance:
No. 2—stroke sensor threads/1MΩor more
No. 3—stroke sensor threads/1MΩor more
B4M0468A
7. CHECK POWER SUPPLY OF STOP LIGHT
SWITCH.
1) Turn ignition switch OFF.
2) Disconnect stroke sensor connector.
3) Measure voltage between stroke sensor connector and
body.
Connector & terminal / Specified voltage:
(B67) No. 3—body / 10—13 V
B4M0469A
8. CHECK INPUT VOLTAGE OF ABS/TCS CONTROL
MODULE.
1) Turn ignition switch OFF.
2) Install stroke sensor.
3) Connect stroke sensor connector.
4) Disconnect ABS/TCS control module connector.
5) Measure voltage between ABS/TCS control module
connector and body.
Connector & terminal / Specified voltage:
(P7) No. 7—body / 10—13 V (With brake pedal
depressed)
(P7) No. 7—body/0V(Without brake pedal
depressed)
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8. Diagnostics Chart with Trouble Code
Page 2296 of 2890

G2M0096
9. Select Monitor Function Mode
Applicable cartridge of select monitor: No. 498349601
A: LIST OF FUNCTION MODE
1. F MODE (ROM ID, ANALOG DATA ARE
DISPLAYED.)
Function code
Measuring
itemsContents to be monitored Scroll Ref. to 4-4b
Code Abbreviation
F00 ROMECM identifi-
cationROM ID number of ECM is read and enabled com-
munication state is displayed.Possible [T9B0]
F01 FRFR wheel
speed (mile/h)Wheel speed detected by the FR wheel speed sen-
sor is displayed in mile/h.Possible [T9C0]
F02 FLFL wheel
speed (mile/h)Wheel speed detected by the FL wheel speed sen-
sor is displayed in mile/h.Possible [T9D0]
F03 RRRR wheel
speed (mile/h)Wheel speed detected by the RR wheel speed sen-
sor is displayed in mile/h.Possible [T9E0]
F04 RLRL wheel
speed (mile/h)Wheel speed detected by the RL wheel speed sen-
sor is displayed in mile/h.Possible [T9F0]
F05 FRFR wheel
speed (km/h)Wheel speed detected by the FR wheel speed sen-
sor is displayed in km/h.Possible [T9C0]
F06 FLFL wheel
speed (km/h)Wheel speed detected by the FL wheel speed sen-
sor is displayed in km/h.Possible [T9D0]
F07 RRRR wheel
speed (km/h)Wheel speed detected by the RR wheel speed sen-
sor is displayed in km/h.Possible [T9E0]
F08 RLRL wheel
speed (km/h)Wheel speed detected by the RL wheel speed sen-
sor is displayed in km/h.Possible [T9F0]
F09 PSSPedal stroke
sensor outputThe number of output steps of the pedal stroke
sensor is displayed.Possible[T9G0]
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9. Select Monitor Function Mode