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Toyota Corolla Repair Manual: Idle signal circuit

Dtc 51 idle signal circuit

Inspection procedure
1 Input signal check See input signal check on page 05745. check indicator light operation when driving with vehicle speed above 40 km/h (25 mph), and with vehicle speed below 40 km/h ( ...

Circuit description
When the idle switch is turned on, a signal is sent to the cruise control ecu assy. The cruise control ecu assy uses this signal to correct the discrepancy between the throttle valve position and ...

Other materials:

Inspection procedure
Hint: handheld tester only: narrowing down the trouble area is possible by performing a/f control active test (heated oxygen sensor or other trouble areas can be distinguished). Perform active test using handheld tester (a/f control). Hint: a/f control is the active test which cha ...

Selecting, fast-forwarding and reversing tracks/files/songs
■ Selecting a track/file/song Press the ∧ or ∨ button on SEEK/TRACK or turn the TUNE/ SCROLL knob to select the desired track/file/song number. To fast-forward or reverse, press and hold the ∧ or ∨ button on SEEK/TRACK. ■ Selecting a track/file/ ...

Electronic control
Removal and installation of battery terminal  before performing electrical work, disconnect the battery negative () terminal cable beforehand so as to prevent burntout damage by short.  When disconnecting and installing the terminal cable, turn the ignition switch and li ...

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