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U0129



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PINPOINT TEST 39: DTC U0129 - LOST COMMUNICATION WITH BRAKE SYSTEM CONTROL MODULE - HYBRID

Normal Operation

The instrument cluster sets DTC U0129 if data messages received from the brake system control module over the high speed controller area network (HS-CAN) are missing. For a complete list of all network messages, see - Communications Network.

Possible Causes
- Module communication
- Instrument cluster


Diagnostic Procedure

Step 1-Step 4:






See also: Pinpoint Test 2: The Anti-Lock Brake System (ABS) Control Module Does not Respond To The Scan Tool