LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 1991 >> Corolla Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 4-CYL >> Code Charts >> Code 41/Test No. 8 - Throttle Position Sensor Signal
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Code 41/Test No. 8 - Throttle Position Sensor Signal

CODE 41/TEST NO. 8-TPS SENSOR SIGNAL TROUBLE

Terminal Trouble Condition STD Voltage
IDL-E2 No Voltage IG SW ON - Throttle Valve OPEN 4.5-5.5V
PSW-E2 " IG SW ON - Throttle Valve CLOSED 4.5-5.5V
CODE 41/TEST NO. 8-TPS SENSOR SIGNAL TROUBLE

Terminal Trouble Condition STD Voltage
IDL-E2 No Voltage IG SW ON - Throttle Valve OPEN 10-14V
VTA-E2 " IG SW ON - Throttle Valve CLOSED 0.1-1.0V
" " IG SW ON - Throttle Valve OPEN 4-5V
VCC-E2 " All 4-6V
Fig 1: Code 41/Test No. 8 Schematic (4A-FE) Throttle Position Sensor Signal
G91H17779Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Code 41/Test No. 8 Flow Chart (4A-FE) Throttle Position Sensor Signal
G91A17780Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 3: Code 41/Test No. 8 Schematic (4A-GE) Throttle Position Sensor Signal
G91B17781Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 4: Code 41/Test No. 8 Flow Chart, Terminals IDL - E2 (4A-GE) Throttle Position Sensor Signal
G91C17782Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 5: Code 41/Test No. 8 Flow Chart, Terminals VTA - E2 (4A-GE) Throttle Position Sensor Signal
G91D17783Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 6: Code 41/Test No. 8 Flow Chart, Terminals VC - E2 (4A-GE) Throttle Position Sensor Signal
G91E17784Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002