TEST
ACTION
APPLICABILITY
6
Turn the ignition off.
Remove the lab scope probe.
WARNING: WHEN THE ENGINE IS OPERATING, DO NOT STAND IN A
DIRECT LINE WITH THE FAN. DO NOT PUT YOUR HANDS NEAR THE
PULLEYS, BELTS OR FAN. DO NOT WEAR LOOSE CLOTHING.
Ignition on, engine not running.
With the DRBIII
t, erase DTCs.
Start the engine.
Gently tap on the Cam Position Sensor and wiggle the Sensor.
Ignition on, engine not running.
Inspect the Sensor harness connector, PCM harness connector, Sensor connector, and
PCM connector for loose, bent, corroded, or pushed out pins/terminals.
Inspect the related wire harness and the splices in the CMP circuits.
Does the P0016 return?
All
Yes
→ Repair the wiring/connector concerns as needed or replace the
Camshaft Position Sensor.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
No
→ Go To 7
7
Turn the ignition off.
With the DRBIII
t lab scope probe and the Miller special tool #6801, backprobe the
(K24) CKP Signal circuit at the CKP harness connector.
WARNING: WHEN THE ENGINE IS OPERATING, DO NOT STAND IN A
DIRECT LINE WITH THE FAN. DO NOT PUT YOUR HANDS NEAR THE
PULLEYS, BELTS OR FAN. DO NOT WEAR LOOSE CLOTHING.
Start the engine.
Observe the lab scope screen.
Are there any irregular or missing signals?
All
Yes
→ Go To 8
No
→ Go To 11
8
Turn the ignition off.
Visually inspect the related wire harness. Look for any chafed, pierced, pinched, or
partially broken wires.
Visually inspect the related wire harness connectors. Look for broken, bent, pushed
out, or corroded terminals.
Make sure the Crankshaft Position Sensor and the Camshaft Position Sensor are
properly installed and the mounting bolt(s) tight.
Refer to any TSBs that may apply.
Were any of the above conditions present?
All
Yes
→ Repair as necessary.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
No
→ Go To 9
9
Remove the Crankshaft Position Sensor.
Inspect the Tone Wheel/Flex Plate slots for damage, foreign material, or excessive
movement.
Were any problems found?
All
Yes
→ Repair or replace the Tone Wheel/Flex Plate as necessary.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
No
→ Go To 10
37
DRIVEABILITY - NGC
P0016-CRANKSHAFT/CAMSHAFT TIMING MISALIGNMENT —
Continued