Code No. C1607: ECU failure
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- If there is any problem in the CAN bus lines, an incorrect diagnosis code may be set. Prior to this diagnosis, diagnose the CAN bus lines (Refer to GROUP 54C - CAN Bus Diagnostics Table
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- Whenever ECU is replaced, ensure that the CAN bus lines are normal.
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DIAGNOSIS CODE SET CONDITIONS
If the electric parking brake ECU detects an internal malfunction, the diagnosis code will be set.
PROBABLE CAUSES
- Malfunction of the electric parking brake ECU
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STEP 1. Check whether the diagnosis code is set again.
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Check again if the diagnosis code is set.
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(1)Erase the diagnosis code.
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(2)Turn the ignition switch to the LOCK (OFF) position.
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(3)Turn the ignition switch to the ON position.
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(4)Check if the diagnosis code is set.
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Q.
Is diagnosis code No. C1607 set?
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 Replace the electric parking brake ECU (Refer to ).
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 The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to Cope with Intermittent Malfunction ).
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