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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
Step
8
CHECK HARNESS BETWEEN ECM AND
NEUTRAL POSITION SWITCH CONNEC-
TOR.
Measure the resistance of harness between
transmission harness connector and engine
ground.
Connector & terminal
(B128) No. 3 — Engine ground:
9
CHECK POOR CONTACT.
Check poor contact in transmission harness
connector.
Check
Is the resistance less than 5
Ω?
Is there poor contact in trans-
mission harness connector?
EN(H6DO)(diag)-219
ENGINE (DIAGNOSTICS)
Yes
Go to step 9.
Repair the open
circuit between
transmission har-
ness connector
and engine ground
terminal.
Repair poor con-
Replace the ECM.
tact in transmis-
sion harness
connector.
No
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