UNABLE TO SWITCH TO PRIMARY MODE EXPAND ED INSTRUCTIONS
Check harness connector PL3 (figure 201) at DECU for tight connection.
Disconnect connector PL3 to check pins and sockets.
With PL3 disconnected and primary mode selected, check resistance of primary/reversionary
switch at harness PL3 connector sockets x and e (figure 202). Limit is >150KW. With reversionary
mode selected, check resistance again. Limit is <50W.
Before tightening harness connector PL3, b 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 switch or harness.