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Learn what P0711 means and how to diagnose transmission fluid temperature sensor performance faults P0711 Overview Code P0711 Code Type P Code Class P0 System Transmission Severity Level High Emissions Related true Drivability Impact Major Diagnostic Protocol OBD2 Freeze Frame Useful true Code Definition Diagnostic trouble code P0711 indicates a malfunction in the transmission fluid temperature sensor performance Symptoms Poor engine performance Overheating Overview applies to this diagnostic code. Affected Systems On This Page Code Definition Symptoms Affected Systems Possible Causes Diagnostic Steps Drive Safety Notes More Resources Diagnostic Trouble Codes Diagnostic Q&A Automotive Knowledge Base All Diagnostic Products Transmission fluid temperature sensor Possible Causes Faulty fluid temperature sensor Wiring issues Diagnostic Steps 1 Inspect fluid temperature sensor 2 Test sensor performance Drive Safety Notes Transmission overheating can damage the system

Learn what C0050 means and how to diagnose right rear wheel speed sensor faults C0050 Overview Code C0050 Code Type C Code Class C0 System ABS Severity Level Medium Emissions Related false Drivability Impact Minor Diagnostic Protocol CAN Freeze Frame Useful false Code Definition Diagnostic trouble code C0050 indicates a malfunction in the right rear wheel speed sensor circuit Symptoms ABS warning light Overview applies to this diagnostic code. Affected Systems On This Page Code Definition Symptoms Affected Systems Possible Causes Diagnostic Steps Drive Safety Notes More Resources Diagnostic Trouble Codes Diagnostic Q&A Automotive Knowledge Base All Diagnostic Products ABS braking system Possible Causes Sensor open circuit Diagnostic Steps 1 Check sensor resistance 2 Inspect harness Drive Safety Notes ABS braking disabled

Learn what U0171 means and how to diagnose restraint system sensor communication issues U0171 Overview Code U0171 Code Type U Code Class U0 System Network Severity Level High Emissions Related false Drivability Impact Minor Diagnostic Protocol CAN Freeze Frame Useful false Code Definition Diagnostic trouble code U0171 indicates lost communication with the restraint system sensor Symptoms Airbag warning light Overview applies to this diagnostic code. Affected Systems On This Page Code Definition Symptoms Affected Systems Possible Causes Diagnostic Steps Drive Safety Notes More Resources Diagnostic Trouble Codes Diagnostic Q&A Automotive Knowledge Base All Diagnostic Products Airbag sensor network Possible Causes Sensor power loss Diagnostic Steps 1 Inspect sensor wiring 2 Check network continuity Drive Safety Notes Supplemental restraint system disabled

Learn what P0823 means and how to diagnose downshift switch circuit malfunctions P0823 Overview Code P0823 Code Type P Code Class P0 System Transmission Severity Level High Emissions Related true Drivability Impact Major Diagnostic Protocol OBD2 Freeze Frame Useful true Code Definition Diagnostic trouble code P0823 indicates a malfunction in the downshift switch circuit Symptoms Harsh shifting Slipping transmission Overview applies to this diagnostic code. Affected Systems On This Page Code Definition Symptoms Affected Systems Possible Causes Diagnostic Steps Drive Safety Notes More Resources Diagnostic Trouble Codes Diagnostic Q&A Automotive Knowledge Base All Diagnostic Products Downshift switch circuit Possible Causes Faulty downshift switch Wiring or electrical issues Diagnostic Steps 1 Inspect downshift switch2 Test switch circuit Drive Safety Notes Malfunctions in the downshift switch affect drivability and shifting

Learn what P0412 means and how to diagnose secondary air injection valve circuit faults P0412 Overview Code P0412 Code Type P Code Class P0 System Engine Severity Level Low Emissions Related true Drivability Impact None Diagnostic Protocol OBD2 Freeze Frame Useful true Code Definition Diagnostic trouble code P0412 indicates a malfunction in the secondary air injection switching valve A circuit Symptoms Check Engine Light Overview applies to this diagnostic code. Affected Systems On This Page Code Definition Symptoms Affected Systems Possible Causes Diagnostic Steps Drive Safety Notes More Resources Diagnostic Trouble Codes Diagnostic Q&A Automotive Knowledge Base All Diagnostic Products Secondary air valve electrical control Possible Causes Valve solenoid failure Diagnostic Steps 1 Test valve solenoid resistance; 2 Inspect wiring Drive Safety Notes Emissions system affected

Learn what P0680 means and how to diagnose ECM power relay circuit malfunctions P0680 Overview Code P0680 Code Type P Code Class P0 System Engine Severity Level High Emissions Related false Drivability Impact Major Diagnostic Protocol OBD2 Freeze Frame Useful true Code Definition Diagnostic trouble code P0680 indicates a malfunction in the engine control module (ECM) power relay circuit Symptoms Poor engine performance Check Engine Light Overview applies to this diagnostic code. Affected Systems On This Page Code Definition Symptoms Affected Systems Possible Causes Diagnostic Steps Drive Safety Notes More Resources Diagnostic Trouble Codes Diagnostic Q&A Automotive Knowledge Base All Diagnostic Products Engine Control Module (ECM) Possible Causes Faulty ECM relay Power supply issue Diagnostic Steps 1 Inspect ECM power relay 2 Test ECM power supply Drive Safety Notes Power supply issues can cause engine control failure

Learn what P0760 means and how to diagnose shift solenoid C faults P0760 Overview Code P0760 Code Type P Code Class P0 System Transmission Severity Level Medium Emissions Related false Drivability Impact Major Diagnostic Protocol OBD2 Freeze Frame Useful true Code Definition Diagnostic trouble code P0760 indicates a shift solenoid C malfunction Symptoms Transmission stuck in gear Overview applies to this diagnostic code. Affected Systems On This Page Code Definition Symptoms Affected Systems Possible Causes Diagnostic Steps Drive Safety Notes More Resources Diagnostic Trouble Codes Diagnostic Q&A Automotive Knowledge Base All Diagnostic Products Transmission gear selection Possible Causes Solenoid C failure Diagnostic Steps 1 Test solenoid C operation 2 Inspect valve body passages Drive Safety Notes Gear changes limited

Learn what P0850 means and how to diagnose transmission control module malfunctions P0850 Overview Code P0850 Code Type P Code Class P0 System Transmission Severity Level High Emissions Related true Drivability Impact Major Diagnostic Protocol OBD2 Freeze Frame Useful true Code Definition Diagnostic trouble code P0850 indicates a malfunction in the transmission control module (TCM) Symptoms Poor shifting Transmission slippage Overview applies to this diagnostic code. Affected Systems On This Page Code Definition Symptoms Affected Systems Possible Causes Diagnostic Steps Drive Safety Notes More Resources Diagnostic Trouble Codes Diagnostic Q&A Automotive Knowledge Base All Diagnostic Products Transmission control module (TCM) Possible Causes Faulty TCM Wiring or electrical issues Diagnostic Steps 1 Inspect TCM2 Test TCM functionality Drive Safety Notes A malfunctioning TCM can severely affect shifting and overall drivability

Learn what P0896 means and how to diagnose transmission fluid pressure sensor circuit malfunctions P0896 Overview Code P0896 Code Type P Code Class P0 System Transmission Severity Level High Emissions Related true Drivability Impact Major Diagnostic Protocol OBD2 Freeze Frame Useful true Code Definition Diagnostic trouble code P0896 indicates a malfunction in the transmission fluid pressure sensor circuit Symptoms Transmission slippage Poor acceleration Overview applies to this diagnostic code. Affected Systems On This Page Code Definition Symptoms Affected Systems Possible Causes Diagnostic Steps Drive Safety Notes More Resources Diagnostic Trouble Codes Diagnostic Q&A Automotive Knowledge Base All Diagnostic Products Transmission fluid pressure sensor Possible Causes Faulty fluid pressure sensor Wiring issues Diagnostic Steps 1 Inspect fluid pressure sensor2 Test sensor circuit Drive Safety Notes A malfunctioning fluid pressure sensor can affect transmission shifting and cause overheating

Learn what P0643 means and how to diagnose exhaust gas temperature sensor circuit faults P0643 Overview Code P0643 Code Type P Code Class P0 System Engine Severity Level Medium Emissions Related true Drivability Impact Major Diagnostic Protocol OBD2 Freeze Frame Useful true Code Definition Diagnostic trouble code P0643 indicates a malfunction in the exhaust gas temperature sensor circuit Symptoms Overheating; Poor acceleration Overview applies to this diagnostic code. Affected Systems On This Page Code Definition Symptoms Affected Systems Possible Causes Diagnostic Steps Drive Safety Notes More Resources Diagnostic Trouble Codes Diagnostic Q&A Automotive Knowledge Base All Diagnostic Products Exhaust gas temperature sensor Possible Causes Faulty exhaust gas temperature sensor; Wiring issues Diagnostic Steps 1 Inspect exhaust gas temperature sensor 2 Test sensor output Drive Safety Notes Overheating could damage the exhaust system

Learn what P0864 means and how to diagnose transmission fluid pressure sensor circuit malfunctions P0864 Overview Code P0864 Code Type P Code Class P0 System Transmission Severity Level High Emissions Related true Drivability Impact Major Diagnostic Protocol OBD2 Freeze Frame Useful true Code Definition Diagnostic trouble code P0864 indicates a malfunction in the transmission fluid pressure sensor circuit Symptoms Slipping transmission Transmission overheating Overview applies to this diagnostic code. Affected Systems On This Page Code Definition Symptoms Affected Systems Possible Causes Diagnostic Steps Drive Safety Notes More Resources Diagnostic Trouble Codes Diagnostic Q&A Automotive Knowledge Base All Diagnostic Products Transmission fluid pressure sensor Possible Causes Faulty fluid pressure sensor Wiring issues Diagnostic Steps 1 Inspect fluid pressure sensor2 Test sensor circuit Drive Safety Notes A malfunction in the fluid pressure sensor can result in overheating and slipping of the transmission