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1991 Ford Ranger Question: Why would someone put 2 catalytic converters on a 1991 ford ranger 6 cyl. 3.0?

 

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scurrie, 3.0L V6, Sacramento, CA, November 03, 2013, 23:14
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Failed smog due to having 2 catalytic converters. Said it had been tampered/modified

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  • Answer #1

    pushrod November 04, 2013, 04:49
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     Master

    Dual exhaust?

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    scurrie, November 04, 2013, 06:14
     Rookie

    No. Single exhaust

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  • Answer #2

    Greg's Orange Auto (13671 Answers) , Orange, CA - (714) 361-9386
    globalhelper November 04, 2013, 06:11
     Master

    could be that it needed 2 to get emission down instead of repairing car correctly

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    scurrie, November 04, 2013, 06:16
     Rookie

    Well, it didn't work! I've tried 4 times now and it still hasn't passed!

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    globalhelper, November 04, 2013, 06:48
     Master

    yes but maybe it did b4.get a diag on emission from smog ck station and post results and readings so we can adv

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    scurrie, November 04, 2013, 07:02
     Rookie

    1st test: Failed HC(PPM) Max 124, Meas. 176. 2nd test (different station): Passed emmissions, Failed "Visible Smoke". 3rd test (free retest): Passed emmissions, Failed "Visible Smoke". 4th test (same station): Failed HC (PPM) Max 124, Meas. 125, failed Visual - 2 catalytic converters.

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    globalhelper, November 04, 2013, 09:22
     Master

    try repl with one 3 way catt. you have 2 two way catts right now

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