2 TRANSMISSION REPLACED, GEE 1: USED,2: NEW3;REBUILT.
MOST USED BOXES ARE NO GOOD
, SORRY BUT NOT GOOD.
NO CAR TOLD AND NONE ARE SOLD USA. HERE.
THIS IS WHAT I SEE. (JUST NO CAR TOLD)
SO SCANNING THE PCM(TCM) IS TO HARD? SCAN IT.!!!!!!
THE SHIFTER IS PRNDL,
SOME Y12 DID HAVE CVT BOX
YOU POSTED NO MODEL CAR AND THEN POSTED Y12
AND Y12 SERIES HAD 2 BOXES YOU FAILED TO TELL.
NO TOLD WHAT ENGINE YOU HAVE, OR YEAR???????????
4-speed E-ATx automatic (1.2/1.6 L)
JATCO XTRONIC CVT-M6 (1.5/1.8 L)
GENERIC NORMAL NOT CVT HORROR BOX ANSWER.
SO THERE ARE 3 SELECTIONS (ALL 3 FAIL) NOT TOLD THIS.
LOW,
REVERSE
AND DRIVE
SO ALL THOSE ARE STUCK ON FORWARD 1ST GEAR????
NOT TOLD THAT,
BUT IF IS TRUE THEN THE SHIFT LINKAGE ON THIS CAR IS BAD
BECAUSE REVERSE MUST WORK.AND REV MUST NOT MOVE CAR FORWARD , IF DOES SAY SO.
A/T BOXES ARE COMPLEX. AND SO 'ARE ALL TESTS DONE CORRECTLY.
THE SERVICE MANUAL IF YOU READ IT HAS ALL THE ON CAR CHECKS TO DO MY GUESS 2005 YEAR CAR.
Y12 BOX.
FLUID LEVELS GOOD, NOT LOOK LIKE TAR OR STINKS BURNT.
and dip stick ATF fluid to white paper not full of metal shinny dust? for sure seen on CVT box bad.
ENGINE IS NOT WEAK. (50 WAYS FOR ENGINES TOP FAIL AND BE WEAK OR DEAD) THE PCM (TCM) ONLY UPSHIFT IF ENGINE LOAD AND RPM AND ROAD SPEED ALLOW IT TO DO THAT)
IT IS PURELY ELECTRONICALLY SHIFTED, 1,2,3,4 UP
THE STALL TEST.
IN DRIVE OR IN LOW.
DO THE STALL TESTS, PER THE MANUAL
MY GUESS IS DOING THIS TEST ON CVT IS (NOT WISE)
CLASSIC SIMPLE TEST . A 3 TO 5 SECOND TEST MAX.
HAND BRAKE SET, HARD,
CAR POINTED IN A SAFE DIRECTION, NO KIDS THERE ?
NO CLIFFS (GRIN)
FOOT ON FLOOR BRAKE HARD.PRESSED AND HELD.
ENGINE RUNNING STOMP ON THE THROTTLE PEDAL
IN DRIVE.
HARD SEE RPM RISE, CAR WANTS TO MOVE, AND MAY HIT 3000 TO 3500 RPM THIS THE TC CLUTCH SLIPPING NOW.
AND IS PASSING THIS NOW.
END CLASSIC A/T TEST.
AND THE TC WILL GET HOT SO END THE TEST AT 3 SECONDS
THIS PROVES (MOSTLy ) ENGINE IS NOT WEAK.
IT DOES NO PROVE ROAD SPEED SENSORS WORK,
SCANNING THE PCM LEARNS THAT BUT FAILED TO DO SO)
AND PROVES CLUTCHES TC MAIN AND INSIDE FIRST GEAR CLUTCHES NOT BAD OR HUGE SLIPPING AND RPM GOES WILD TO 5000 RPM AND IF DOES ABORT THE TEST.
THIS IS ALL STANDARD TEST. ON ALL CARS A/T, NO NOT SURE ME ANY CVT BOX. (ID NEVER BUY ONE)
FUSES GOOD CABLES AND CONNECTORS GOOD
REVERSE WORKS AND
END WILD GUESS WHAT TRANSMISSION IS THERE
NO MODEL CAR, ir is a VAN
NO ENGINE TOLD
NO COUNTRY TOLD
NO TRANSMISSION MODEL TOld
not old is 2nd or3rd used, new or rebuilt wow not one clue.
NO Year car told 2005 to present sure. and a useless fact.
just vague y12,
all we know is this. and is no answer. a VAN.
https://en.wikipedia.org/wiki/Nissan_AD#Y12_series
the tcm shifts the transmission but CVT
does not shift,. it just changes ratios on the 2 pulleys inside.(not via gears at all)
only planetary gear set a/t boxes shift! using clutch packs(modern)
yes CVT will have special gear set just for reverse.
that is it for no car and no transmission told
and is 100% all about all about
have the same problem after towing. will not shift after 4 gear
dealer replace transmission under warranty
i have the same problem what is the solution
Accelator pedal is behind even you step to much its takes 3 to 4 second before it go the rpm is dropping down and transmission won't shift.
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