STEP/SEQUENCE
RESULT
WHAT TO DO NEXT
TM 9-2320-363-20-1
Section 4
TROUBLESHOOTING CHARTS
E. FLASH CODE: 34
J1587 CODE: P102 4 * TURBO BOOST PRESSURE CIRCUIT FAILED LOW (LOW VOLTAGE)
34-30 Verify Repairs
Turn ignition off.
(No codes).
Repairs are complete.
Reconnect all connectors.
Turn ignition on.
Code 102/4 (and
All system diagnostics are
Clear codes.
any other codes).
complete. Please review this
Note status of "Check Engine"
section from the start to find
light.
the error.
If "Check Engine" light does not
stay on, start engine and run until
Any other codes
Go to START-1, pg 3-345.41,
"Check Engine" light comes on
except Code 102/4.
to service other codes.
or 1 minute. Stop engine.
Stop engine.
Read inactive codes.
Change 3 3-345.281
