Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSLEXUS2012CT 200H L4-1.8L (2ZR-FXE) HYBRIDREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESDATA LIST / ACTIVE LISTPART 2
2012 Lexus CT 200h L4-1.8L (2ZR-FXE) Hybrid
Part 2
2012 Lexus CT 200h L4-1.8L (2ZR-FXE) HybridSECTION Part 2
2ZR-FXE ENGINE CONTROL: SFI SYSTEM: DATA LIST / ACTIVE TEST (Continued)
6. Air Fuel Ratio Control
Target Air-Fuel Ratio
AF Lambda B1S1
AFS Voltage B1S1
AFS Current B1S1
A/F Heater Duty #1
O2S B1S2
O2S Impedance B1S2
O2 Heater B1S2
O2 Heater Curr Val B1S2
Short FT #1
Long FT #1
A/F Learn Value Idle #1
A/F Learn Value Low #1
A/F Learn Value Mid1 #1
A/F Learn Value Mid2 #1
A/F Learn Value High #1
Total FT #1
Fuel System Status #1
Fuel System Status #2
7. Ignition System
IGN Advance
Knock Feedback Value
Knock Correct Learn Value
8. EGR System
Target EGR Position
EGR Step Position
9. VVT Control
Actual VVT Angle #1
VVT Control Status #1
VVT Aim Angle #1
VVT Change Angle #1
VVT OCV Duty #1
10. Various Vehicle Conditions 2
VN Turbo Type
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
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Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.