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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 54 (Engine Control System (A25A-FXS) - Diagnostic Codes (P2195-P2237)) >> SFI System >> DTC P21CF-13: Cylinder 1 Injector "B" Circuit Open; DTC P21D0-13: Cylinder 2 Injector "B" Circuit Open; DTC P21D1-13: Cylinder 3 Injector "B" Circuit Open; DTC P21D2-13: Cylinder 4 Injector "B" Circuit Open [10/2022 - 11/2023] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

WARNING: This page is about a different variant/trim than selected.
One of the following conditions is met A, B or C
A. Both of the following conditions are met 10 times or more
Command to injector Off
Injector voltage detected by injector driver IC [Auxiliary battery voltage multiplied by 0.55] V or less
B. Both of the following conditions are met 10 times or more
Command to injector Off
Injector voltage detected by injector driver IC Higher than [auxiliary battery voltage multiplied by 0.55] V, and [auxiliary battery voltage multiplied by 0.7] V or less
C. One of the following conditions is met (a), (b) or (c)
(a) Both of the following conditions are met 10 times or more
Command to injector On
Injector voltage detected by injector driver IC [Auxiliary battery voltage multiplied by 0.12] V or higher
(b) Both of the following conditions are met 10 times or more
Command to injector On
Injector current detected by injector driver IC 2.6 A or higher
(c) Following condition is met 10 times or more
Injector driver IC internal temperature detected by injector driver IC 150°C (302°F) or higher
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