Section 4
TM 9-2320-363-20-1
TROUBLESHOOTING CHARTS
D. CHART 2 - ENGINE CRANKS BUT WILL NOT START (Cent’d.)
STEP/SEQUENCE
C2-12 Check for Good SRS
Signal
l Select Mist Status on DDR
(Mode 31).
l Crank engine while observing
DDR display of /SRS RECEIVED”
(NOTE: Battery voltage surges
while cranking with electric starters
may blank out or reset DDR)
C2-13 Check SRS
l Turn ignition off.
l Disconnect engine harness
connector at the ECM.
l Read resistance between sockets
S1 and S2 at the engine harness
connector.
C2-14 Check if Injector
Return Wires are Open
l Turn ignition off.
l Disconnect both 5-way injector
harness connectors at the ECM.
l Read resistance between the
injector return pin and all the
power driver pins on both harness
connectors (example: G to L. and
E to A).
RESULT
WHAT TO DO NEXT
Go to C2-14.
Go to C2-13.
Go to C2-9.
Problem appears to be with the
TRS. Contact Direct Support.
Go to 41-2. page 275).
Go to C2-15.
An open exists in one of the
injector power driver or return
wires. Contact Direct Support.
Then go to C2-30.
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