UNABLE TO PERFORM POWER ASSURANCE TEST (RESULTS NOT INDICATED ON HEX DISPLAY)
Check harness connector PL1 (figure 201) at DECU for tight connection.
Disconnect connector PL1 to check pins and sockets.
With PL1 disconnected, and power assurance switch in PAS not selected position, check resistance of
power assurance switch at harness PL1 connector sockets HH andw (figure 202). Limit is >150K .
With switch in PAS selected position, check resistance again. Limit is< 50, .
Before tightening harness connector PL1, be sure that keyway in harness connector is aligned with
keyway in component connector.
Refer to manufacturer's procedure for diagnosing and replacing harness.
Refer to manufacturer's procedure for diagnosing and replacing harness or switch.
Power Assurance Switch
Test Not Selected
HH & w
HH & w