Specifications

TEST ACTION APPLICABILITY
4 NOTE: Prior to performing this test, be sure to check the Glow Plug Relay
operation. Refer to CHECKING GLOW PLUG OPERATION for the related
symptom(s).
Refer to the Service Information and check the Glow Plugs for proper operation.
Are the Glow Plugs operating properly?
All
Yes → Go To 5
No → Repair as necessary.
Perform NO START VERIFICATION - VER-1.
5 Inspect the fuel system lines for restrictions, leaks or other problems.
NOTE: Refer to the Service Information to ensure that the fuel system is
properly primed.An unprimed system or excessive air in the supply system
will cause a no-start condition.
Is there any evidence of problems?
All
Yes → Repair as necessary.
Perform NO START VERIFICATION - VER-1.
No → Go To 6
6 Refer to the Service Information and perform the fuel pressure test.
Is the fuel pressure within specification?
All
Yes → Go To 7
No → Repair as necessary.
Perform NO START VERIFICATION - VER-1.
7 Inspect the fuel supply for contamination.
Is the fuel contaminated?
All
Yes → Refer to the Service Information to remove and replace fuel
throughout the fuel system.
Perform NO START VERIFICATION - VER-1.
No → Go To 8
8 Turn the ignition off.
Using the DRBIIIt lab scope, backprobe the CMP Sensor Signal circuit at the ECM
harness connector.
Start the engine, if the engine will not start, crank the engine for several seconds
while monitoring the DRBIIIt.
NOTE: Refer to Charts and Graphs to view a correct CMP Sensor signal.
Does the DRBIIIt display a steady clean CMP Signal pattern?
All
Yes → Go To 9
No → Perform Test for DTC P2043-Camshaft Position Sensor Circuit
Static Plausibility.
Perform NO START VERIFICATION - VER-1.
240
DRIVEABILITY - DIESEL
*ENGINE CRANKS BUT WILL NOT START — Continued