Trouble Code 5 (Throttle Signal, Accelerator Pedal)
THROTTLE SIGNAL, ACCELERATOR PEDAL SIGNALExplanation
This defect code is stored when the control unit receives no signal from the Electronic Throttle Control (EML) control unit relating to the set throttle angle or no signal is received from the throttle potentiometer in vehicles without EML. Consequently, the upshift takes place too early.
Effect of Defect
"Diagnosis version 1": Incorrect shifting points
"Diagnosis version 2": Mechanical emergency program
Possible Cause
Wire to Pin 32 or EML control unit defective. Or throttle potentiometer and wire defective.
Troubleshooting
Check wires to EML and Automatic Stability Control (ASC) control unit in accordance with schematic. Refer to component testing for vehicles without EML.