DIAGNOSIS
TSB Revision
CVT
23A-53
STEP 4. Check for open circuit and short to ground in
wiring harness between the primary pulley speed sensor
connector and the TCM connector
Between B-126 primary pulley speed sensor connector (termi-
nal No.2) and C-37 TCM connector (terminal No.37)
Q: Is the check result normal?
YES : Go to Step 5.
NO : Repair the wiring harness.
STEP 5. Check for open circuit in the wiring harness
between the CVT control relay and the primary pulley
speed sensor connector.
Between A-18X CVT control relay (terminal No.3) and B-126
primary pulley speed sensor connector (terminal No.1)
Q: Is the check result normal?
YES : Go to Step 6.
NO : Repair the wiring harness.
STEP 6. Primary pulley speed sensor check
Visually check the tip of the sensor for foreign materials or
damage.
Q: Is the check result normal?
YES : Go to Step 7.
NO : Repair.
STEP 7. Diagnostic trouble code recheck after replacing
the primary pulley speed sensor
Q: Is the check result normal?
YES : The procedure is complete.
NO : Replace TCM.