IG KEY "OFF".
Connnect CH A probe to FRPS signal terminal(Pin No.2) of FRPS connector and CH B probe to TPS1 signal terminal(Pin No.6) of FRPS connector.
Warm up the engine to normal operating temperature.
Measure signal waveform of FRPS and TPS1 together by stepping on and off the accellerator padel.
Specification : Refer to Signal Waveform & Data
Fig.1) At Acceleration
Does the RPS operate properly? (Check variation)
![]() | ▶ Go to "Verification of Vehicle Repair" procedure. |
![]() | ▶ Carefully re-do this troubleshooting guide steps. ▶ If problem still occurs, replace FRPS and then go to "System Inspection" procedure. |