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 SYSTEMSINFORMATION BUSTESTING AND INSPECTIONPINOUT VALUES AND DIAGNOSTIC PARAMETERSCAN COMMUNICATION SYSTEMPART 3
2012 Lexus CT 200h L4-1.8L (2ZR-FXE) Hybrid
Part 3
2012 Lexus CT 200h L4-1.8L (2ZR-FXE) HybridSECTION Part 3
NETWORKING: CAN COMMUNICATION SYSTEM: TERMINALS OF ECU (Continued)
15. POWER STEERING ECU ASSEMBLY
(a) Disconnect the power steering ECU assembly connectors.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
16. AIRBAG SENSOR ASSEMBLY
(a) Disconnect the airbag sensor assembly connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
17. CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Disconnect the smart key ECU assembly connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
18. TRANSMISSION CONTROL ECU ASSEMBLY
(a) Disconnect the transmission control assembly ECU connectors.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
19. NAVIGATION ECU (DISPLAY AND NAVIGATION MODULE DISPLAY) (w/ Navigation System for DVD)
(a) Disconnect the navigation ECU (display and navigation module display) connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
20. NAVIGATION ECU (NAVIGATION COMPUTER SUB-ASSEMBLY) (w/ Navigation System for HDD)
(a) Disconnect the navigation ECU (navigation computer sub-assembly) connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
21. AIR CONDITIONING AMPLIFIER ASSEMBLY
(a) Disconnect the air conditioning amplifier assembly connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
RENDER: 1.0x
NO RELATED
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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.