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TM 9-2320-360-20-3
Section 4
TROUBLESHOOTING CHARTS
E. FLASHCODE: 21
J1587 CODE:
P913- ELECTRONIC FOOT PEDAL ASM (EFPA) CIRCUIT FAILED HIGH
(VOLTAGE HIGH) ALSO CALLED THROTTLE POSITION SENSOR
(TPS)
21-9
Check ECM
Check terminals at the
vehicle harness connector (both
the ECM and harness side) for
damage; bent, corroded and
unseated pins or sockets.
21-30 Verify Repairs
Turn ignition off.
Reconnect all connectors.
Turn ignition on.
Clear codes.
Note status of “Check Engine”
light.
If “Check Engine” light does not
stay on, start engine and run
(TM 9-2320-360-10) until
"Check Engine" light comes on or
1 minute. Stop engine.
Read all codes.
RESULT
WHAT TO DO NEXT
Terminals and
connectors are okay.
Problem found.
Replace ECM (para 7-29.1).
Then go to 21-30.
Repair terminals/connectors
(para 7-77). Then go to 21-30.
No codes.
Code 91/3 (and
any other codes).
Repairs are complete.
All system diagnostics are
complete. Please review this
section from the first step to find
the error.
Any other codes
Go to START-1, pg H-25, to
except Code 91/3.
service other codes.
H-143
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