Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2025 Lexus NX 350, 2024 Lexus NX 350, 2023 Lexus NX 350, and 2022 Lexus NX 350. However, it is still accessible from the selected car via links, so may be relevant.

ON malfunction

Any of the following conditions are met: ON malfunction (A), (B), (C), (D), (E), (F), (G), (H), (I), (J), (K), (L), (M), (N), (O) or (P)
ON MALFUNCTION (A)

Summation of clutch heat generations at 1st gear (J1summax) Specified value

ON MALFUNCTION (B)

Summation of clutch heat generations at 2nd gear (J2summax) Specified value

ON MALFUNCTION (C)

Summation of clutch heat generations at 3rd gear (J3summax) Specified value

ON MALFUNCTION (D)

Summation of clutch heat generations at 4th gear (J4summax) Specified value

ON MALFUNCTION (E)

Summation of clutch heat generations at 5th gear (J5summax) Specified value

ON MALFUNCTION (F)

Summation of clutch heat generations at 6th gear (J6summax) Specified value

ON MALFUNCTION (G)

Summation of clutch heat generations at 7th gear (J7summax) Specified value

ON MALFUNCTION (H)

Summation of clutch heat generations at 8th gear (J8summax) Specified value

ON MALFUNCTION (I)

Solenoid (SL1) valve ON malfunction

ON MALFUNCTION (J) AND (K)

Solenoid (SL3) valve ON malfunction

ON MALFUNCTION (L)

Solenoid (SL4) valve ON malfunction

ON MALFUNCTION (M)

Solenoid (SLU) valve OFF malfunction

ON MALFUNCTION (N), (O) AND (P)

Neutral state flag ON

OFF malfunction

Any of the following conditions are met	(a) or (b)
(a) Turbine speed/Output speed (NT/NO)	1.142 or more and 1.323 or less (When output speed less than 550 rpm)
(b) Turbine speed - Output speed x 5th gear ratio	-50 rpm or more and 50 rpm or less (When output speed 550 rpm or more)

HINT:

NEUTRAL STATE FLAG:

Turbine speed - output speed x (ECM selected gear ratio)

1000 rpm or more