Section 06 ENGINE MANAGEMENT (RFI)
Subsection 03 (COMPONENT ADJUSTMENT, INSPECTION AND REPLACEMENT)
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TYPICAL
1. ECM
2. ECM connectors
3. Retaining screws
CAUTION: If ever ECM is replaced, replace it by
the same part or by an approved equivalent.
Install the new ECM to its bracket.
Reconnect ECM connectors then battery cables.
If the previous ECM was read with B.U.D.S.
Transfer the data from the previous ECM to the
new one using B.U.D.S.
Continue procedure as per FINALIZING ECM RE-
PLACEMENT below.
If the previous ECM was NOT read
with B.U.D.S.
– Enter the old ECM serial number in the Part
Replacement under History tab. Click on Add
part in History.
– Reprogram safety lanyard(s).
NOTE: The ECM serial number can be found on
the ECM sticker that also shows the P/N.
Continue procedure as per FINALIZING ECM RE-
PLACEMENT below.
Finalizing ECM Replacement
Perform the required resets then, clear all faults
from the newly replaced ECM.
Start the engine and increase engine speed above
5000RPMtobesurenofaultappears.
VCM Replacement
Disconnect battery cables.
WARNING
Battery BLACK negative cable must always be
disconnected first and connected last.
Disconnect connectors from VCM. Remove re-
tainingnutsontop.
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TYPICAL
1. VCM
2. VCM connectors
3. Retaining screws
Pull VCM out.
Install the new VCM on its bracket. Reconnect
connectors to VCM.
THROTTLE POSITION SENSOR
(TPS)
Remove the air intake silencer.
Remove the flame arrester.
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