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caution |
Before connecting or disconnecting the M.U.T.-III, turn the ignition switch to the "LOCK"
(OFF) position.
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(1)Connect M.U.T.-III to the 16-pin diagnosis connector. (2)Turn the ignition switch to the "ON" position. (3)Diagnose the CAN bus line. (4)Turn the ignition switch to the "LOCK" (OFF) position.
Q.
Is the check result normal?
Go to Step 3.
Repair the CAN bus line (Refer to GROUP 54C, CAN bus line Diagnostic flow ).
Then go to Step 2.
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caution |
Before connecting or disconnecting the M.U.T.-III, turn the ignition switch to the "LOCK"
(OFF) position.
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(1)Turn the ignition switch to the "ON" position. (2)Erase the diagnosis code. (3)Drive the vehicle at 20 km/h or more for 5 seconds or more. (4)Turn the ignition switch to the "LOCK" (OFF) position. (5)Turn the ignition switch to the "ON" position. (6)Check if the diagnosis code is set. (7)Turn the ignition switch to the "LOCK" (OFF) position.
Q.
Is code No.C1225 set?
Go to Step 3.
The procedure is complete.
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Check if all the installed tyres are the same size.
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Q.
Is the check result normal?
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Install tires of the same size for all the wheels. Then go to Step 7.
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- Check the front hub (Refer to GROUP 26, On-vehicle service - Wheel
bearing axial play check ).
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Q.
Is the check result normal?
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NO (wheel bearing axial play is not within the standard value) : Replace the front hub assembly (Refer to GROUP 26, Front axle hub assembly ).
Then go to Step 7.
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NO (wheel bearing axial play is not within the standard value) : Replace the rear axle shaft bearing (Refer to GROUP 27, Axle shaft assembly ).
Then go to Step 7.
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Check the ABS rotor, for foreign material or deformation.
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Q.
Is the check result normal?
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NO (wheel bearing axial play is not within the standard value) : If the ABS rotor is contaminated with foreign material, clean it. If the front
hub assembly is deformed, replace it (Refer to GROUP 26, Front axle hub assembly ).
Then go to Step 7.
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NO (wheel bearing axial play is not within the standard value) : If the ABS rotor is contaminated with foreign material, clean it. If the rear
axle shaft bearing is deformed, replace it (Refer to GROUP 27, Axle shaft assembly ).
Then go to Step 7.
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Check again if the diagnosis code is set. (1)Turn the ignition switch to the "ON" position. (2)Erase the diagnosis code. (3)Drive the vehicle at 20 km/h or more for 5 seconds or more. (4)Turn the ignition switch to the "LOCK" (OFF) position. (5)Turn the ignition switch to the "ON" position. (6)Check if the diagnosis code is reset. (7)Turn the ignition switch to the "LOCK" (OFF) position.
Q.
Is code No.C1225set?
Replace the hydraulic unit assembly (integrated with ASTC-ECU). Then go to Step
7.
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
Malfunction .
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Check that the ABS warning lamp, ASTC indicator lamp and ASTC OFF indicator lamp goes
out when the vehicle is driven at 20 km/h for 5 seconds or more.
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Q.
Does the ABS warning lamp, ASTC indicator lamp and ASTC OFF indicator lamp goes out?
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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
Malfunction .
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(1)Turn the ignition switch to the "ON" position. (2)Erase the diagnosis code. (3)Drive the vehicle at 20 km/h or more for 5 seconds or more. (4)Turn the ignition switch to the "LOCK" (OFF) position. (5)Turn the ignition switch to the "ON" position. (6)Check if the diagnosis code is set. (7)Turn the ignition switch to the "LOCK" (OFF) position.
Q.
Is code No.C1225 set?
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
Malfunction .
The procedure is complete.
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