READING DIAGNOSIS CODES
WHEN USING THE MUT-II/III
Refer to GROUP 00, How to Use Troubleshooting/Inspection Service Points 
.WHEN USING THE ABS WARNING LAMP
- Turn the ignition switch to the "LOCK" (OFF) position.
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- Use special tool diagnosis code check harness (MB991529) to earth number 1 terminal (diagnosis control terminal) of the diagnosis connector.
- Turn the ignition switch to the "ON" position.
)
- Read out a diagnosis code by observing how the warning lamp flashes.
| When the diagnosis code No. 24 is output |
When no diagnosis code is output |
|---|---|
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- Turn the ignition switch to the "LOCK" (OFF) position.
- Disconnect special tool diagnosis code check harness (MB991529).
ERSING DIAGNOSIS CODES
WHEN USING THE MUT-II/III
Refer to GROUP 00, How to Use Troubleshooting/Inspection Service Points .WHEN NOT USING THE MUT-II/III
NOTE: If the ABS-ECU functions have stopped due to the fail-safe function, the diagnosis code cannot be erased.
- Turn the ignition switch to the "LOCK" (OFF) position.
)
- Use special tool diagnosis code check harness (MB991529) to earth number 1 terminal of the diagnosis connector.
)
- Depress the brake pedal and hold it.
- Turn the ignition switch to the "ON" position.
- After turning the ignition switch to the "ON", release the pedal within three seconds. Repeat this process of pressing and releasing the brake pedal 10 continuous times.
- Turn the ignition switch to the "LOCK" (OFF) position.
- Disconnect special tool diagnosis code check harness (MB991529).