TM 9--2350--292--20--10174 00--2LOW BRAKE PRESSURE WARNING LIGHT DOES NOT LIGHT WHEN BRAKEPRESSURE IS BELOW 450 PSI (OLD CONFIGURATION) OR 525 PSI (NEWCONFIGURATION WITH BRAKE MODULATION) -- CONTINUED0174 00CONTINUED FROM STEP BnoyesGo to WP 0036 00Step I.Cnoyes1. Disconnect lead 591 from low brake pressureswitch.2. Place one multimeter lead on low brakepressure switch lead 48 receptacle pin andother lead in low brake pressure switch lead591 receptacle socket. Check for continuity.Replace low brake pres-sure switch (WP 0378 00or WP 0379 00). Verifyfault is corrected.Repair (WP 0290 00) orreplace (WP 0328 00)lead 48 of harness4W155. Verify fault iscorrected.Is continuity present?D1. Reconnect lead 48 to low brake pressureswitch.2. Disconnect harness 4W618 P2 from harness4W617 J1.3. Place one multimeter lead on lead 591 lowbrake pressure switch connector socket andother lead in harness 4W618 P2 pin G. Checkfor continuity.noyesRepair (WP 0290 00) orreplace (WP 0331 00)harness 4W618. Verifyfault is corrected.Is continuity present?Fault corrected.CONTINUED FROM STEP AEND OF TASK
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