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 MANUALSTOYOTA1994SUPRA L6-183 2997CC 3.0L DOHC TURBO (2JZ-GTE)REPAIR AND DIAGNOSISA L L DIAGNOSTIC TROUBLE CODES ( DTC )TESTING AND INSPECTIONDIAGNOSTIC TROUBLE CODE DESCRIPTIONSENGINE CONTROL SYSTEMCODE 53 - KNOCK CONTROL SIGNAL
1994 Toyota Supra L6-183 2997cc 3.0L DOHC Turbo (2JZ-GTE)
Code 53 - Knock Control Signal
1994 Toyota Supra L6-183 2997cc 3.0L DOHC Turbo (2JZ-GTE)SECTION Code 53 - Knock Control Signal
Data Trouble Code No.53 - Knock Control Signal
Detecting Condition
ECM (for knock control) malfunction with engine speed between 650 rpm and 5,200 rpm.
Trouble Area
^ ECM.
Malfunction Indicator Lamp
Normal Mode ON
Test Mode N.A.
Recorded in memory?
No
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.