B1600 (08)
Read the instructions below then
start the fault diagnostic procedure.
Symptom: D.T.E. malfunction.
Fuel consumption calculation malfunction.
Average speed calculation malfunction.
P-Bus Malfunction. No Bus Data From MIU.
Fault symptom
D.T.E. malfunction.
Fuel consumption calculation malfunction.
Average speed calculation malfunction.
Type of diagnosis
Continuous.
Preconditions
Ignition ON.
Fault criteria
No bus communication.
Diagnostic help
See fault diagnosis 3:5 Bus and diagnostics communication.
Checking the wiring harness
Jiggle the wiring harness at several points and in different directions to detect intermittent breaks and short circuits. Check switches, connectors and crimp connections for oxidation, withdrawn pins and pin clamping force.