P1925
Read the instructions below then
start the fault diagnostic procedure.
Symptom: No buss communication with TC/ABS.
No Bus data From TC/ABS. See Fault Tracing 3:5 Bus and Diagnostic Communication.
Fault symptoms
No buss communication with TC/ABS.
Condition
The following conditions are applicable:
Trionic:
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No bus communication for 3 seconds.
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TC/ABS has been present on the bus at some time previously.
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Diagnostic help
Some of the following symptoms can perhaps be observed:
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Speedometer does not work
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Traction Control does not work
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Cruise Control does not work
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Checking the wiring harness
Jiggle the wiring harness at several points and in different directions to detect intermittent breaks and short-circuits in the leads. Observe the multimeter, test lamp or diagnostic tool during the test.
