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Jeep Wrangler YJ
YJ General Discussion
Washer Fluid Problem (unique)
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<blockquote data-quote="deadpool1" data-source="post: 439522" data-attributes="member: 21229"><p>to hyjackers i say or?</p><p></p><p>it all gets down TO how bad ,washers are wanted TO WORK. ( JUST 4 PATHS MAX TO CHECK)</p><p>THE FIRST SCHEMATIC IS JUST 2 PATHS TO FAIL. PINK WIRE. OR THE PUMP A GROUND NOT 0V WASHING.</p><p>THE TEST IS SUPER EASY,. WITH A METER, dMM SET TO VOLTS. EASY AS PIE. (WHILE WASHING )</p><p></p><p> well that is in the switch (stalk)_ BAD ,WIRES, AND GROUND, HERE.</p><p>diagnosis is easy only finding spare parts this old hard. endless now. (fiddly parts bad , custom to 1 year jeep)</p><p>the manual FSM is free, chapter 8k covers this cleaRly</p><p>as they say ,'what will be , will be" if the switch is bad (prove it first) then it must be replaced, (or live, zero washer car)</p><p></p><p>there are 2 versions of system here, <strong><em>intermittent and non.</em></strong> (day 1 options wiper types)</p><p>ah heck here arr both'</p><p></p><p>if you just look you see only one possible failure and <strong><span style="color: rgb(184, 49, 47)">8vdc out was bad so now you know why.</span></strong></p><p><strong><span style="color: rgb(184, 49, 47)">8v at pin b2? was it?</span></strong></p><p>the intermittent is near the same. for washers</p><p>non: my post assumes actual wipers work ok.. </p><p>[ATTACH=full]121822[/ATTACH]</p><p></p><p>the delay words tell you it is the below option new. car.</p><p>as you can see the module can fail too below,</p><p>check waster volts first. at b2, 12vdc, washing , 14v running engine, if are.</p><p>G ground 0vdc.</p><p>so checking pin B (conn b or BB ) must be 12vdc in wash mode.to he pump motor and pump motor pin A IS 0V.</p><p>then all pins checked related, that means gounds are 0vdc, washing.</p><p>connector A is not labeled correctly below, but you will find it.</p><p>4 PATHS TO FAIL, WASHOUT bb</p><p>MODULE FAILURE</p><p>OUTPUT TO PUMP WASH DEAD. OR NOT 12VDC WASHING</p><p>OR PUMP GROUND NOT 0V;.</p><p>ONLY A CHEAP VOLTMETER FINDS THE CAUSE, VOLTAGE DROP OR DEAD, OR BAD GROUNDS, ANY CAN FAIL AND DO OFTEN, 30 YEAR OLD.</p><p></p><p>[ATTACH=full]121823[/ATTACH]</p></blockquote><p></p>
[QUOTE="deadpool1, post: 439522, member: 21229"] to hyjackers i say or? it all gets down TO how bad ,washers are wanted TO WORK. ( JUST 4 PATHS MAX TO CHECK) THE FIRST SCHEMATIC IS JUST 2 PATHS TO FAIL. PINK WIRE. OR THE PUMP A GROUND NOT 0V WASHING. THE TEST IS SUPER EASY,. WITH A METER, dMM SET TO VOLTS. EASY AS PIE. (WHILE WASHING ) well that is in the switch (stalk)_ BAD ,WIRES, AND GROUND, HERE. diagnosis is easy only finding spare parts this old hard. endless now. (fiddly parts bad , custom to 1 year jeep) the manual FSM is free, chapter 8k covers this cleaRly as they say ,'what will be , will be" if the switch is bad (prove it first) then it must be replaced, (or live, zero washer car) there are 2 versions of system here, [B][I]intermittent and non.[/I][/B] (day 1 options wiper types) ah heck here arr both' if you just look you see only one possible failure and [B][COLOR=rgb(184, 49, 47)]8vdc out was bad so now you know why. 8v at pin b2? was it?[/COLOR][/B] the intermittent is near the same. for washers non: my post assumes actual wipers work ok.. [ATTACH type="full" alt="none.JPG"]121822[/ATTACH] the delay words tell you it is the below option new. car. as you can see the module can fail too below, check waster volts first. at b2, 12vdc, washing , 14v running engine, if are. G ground 0vdc. so checking pin B (conn b or BB ) must be 12vdc in wash mode.to he pump motor and pump motor pin A IS 0V. then all pins checked related, that means gounds are 0vdc, washing. connector A is not labeled correctly below, but you will find it. 4 PATHS TO FAIL, WASHOUT bb MODULE FAILURE OUTPUT TO PUMP WASH DEAD. OR NOT 12VDC WASHING OR PUMP GROUND NOT 0V;. ONLY A CHEAP VOLTMETER FINDS THE CAUSE, VOLTAGE DROP OR DEAD, OR BAD GROUNDS, ANY CAN FAIL AND DO OFTEN, 30 YEAR OLD. [ATTACH type="full" alt="int.JPG"]121823[/ATTACH] [/QUOTE]
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Jeep Wrangler YJ
YJ General Discussion
Washer Fluid Problem (unique)
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