SBEC Messages Not Received By MIC

Test 145 - 147:

Test 148 - 149:

SYMPTOM
SBEC MESSAGES NOT RECEIVED BY MIC

TEST NOTE
All symptoms listed above are diagnosed using the same tests. The title for the tests will be SBEC MESSAGES NOT RECEIVED BY MIC.

WHEN MONITORED
Monitored during ignition ON.

SET CONDITION
No SBEC messages received for 6 seconds.

POSSIBLE CAUSES
- PCM DEF internal PCI bus open
- PCM PCI bus circuit open
- Fused B(+) circuit less than 10.0 volts
- Fused ignition switch output circuit open
- PCM ground circuit(s) open