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Use the M.U.T.-III to diagnose the CAN bus lines.
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Q.
Is the check result normal?
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Repair the CAN bus lines (Refer to GROUP 54C - CAN Bus Diagnostics Table ).
On completion, go to Step 2.
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Recheck if diagnosis code Nos. C1913, C1914, C1916, C1923, C1924, C1926, C1933, C1934,
C1936, C1943, C1944, C1946, C1953, C1954 or C1956 are set.
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(1)Turn the ignition switch from the "LOCK" (OFF) to "ON" position.
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(2)Check if the diagnosis code is set.
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(3)Turn the ignition switch to the "LOCK" (OFF) position.
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Q.
Are diagnosis code Nos. C1913, C1914, C1916, C1923, C1924, C1926, C1933, C1934, C1936,
C1943, C1944, C1946, C1953, C1954 or C1956 set?
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The procedure is complete.
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Identify the TPMS transmitter which the diagnosis code is set by TPMS transmitter check
(Refer to ).
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Q.
Are there any TPMS transmitters which are identified?
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Among the checked TPMS transmitters, replace the TPMS transmitters in which the
diagnosis code is set. Then register the ID codes (Refer to ).
Then go to Step 4.
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Even when no transmitter is checked, register the ID codes (Refer to ).
Then go to Step 4.
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Recheck if the diagnosis code is set.
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(1)Turn the ignition switch from the "LOCK" (OFF) to "ON" position.
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(2)Check if the diagnosis code is set.
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(3)Turn the ignition switch to the "LOCK" (OFF) position.
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Q.
Are diagnosis code Nos. C1913, C1914, C1916, C1923, C1924, C1926, C1933, C1934, C1936,
C1943, C1944, C1946, C1953, C1954 or C1956 set?
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Replace the ETACS-ECU (Refer to GROUP 54A - ETACS-ECU), and register
the ID codes (Refer to ). Then start over at Step 1.
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The procedure is complete.
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