DLC Circuit Troubleshooting
Check for continuity between ECM/PCM connector terminal C36 and body ground.
Is there continuity?
YES
-
Go to
Step 49
.
NO
-
Replace the No. 9 FUEL PUMP (20 A) fuse, and
update the ECM/PCM if it does not have the latest software,
or
substitute a known-good ECM/PCM,
then recheck. If the symptom/indication goes away with a known-good ECM/PCM,
replace the original ECM/PCM.
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