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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:

Ecu power source circuit
Circuit description This circuit provides power to operate the tvip ecu. Wiring diagram Inspection procedure 1 Check fuse (ecub) Remove the fuse from the instrument panel j/b.  check the continuity of the fuse. Standard: continuity 2 Check tvip ecu Disconnect th ...

Engine mechanical
Preparation Sst Recomended tools Ssm Equipment Exhaust Preparation Equipment ...

Inspection procedure
1 Inspect dlc3 terminal voltage(ts terminal) Turn the ignition switch to on. measure voltage between terminals ts and cg of dlc3. Ok: voltage: 10 14 v 2 Check harness and connector(dlc3 body ground) Check for open and short circuit in harness and connector between ter ...

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