Toyota Corolla Repair Manual: Starter relay circuit high

Ecm/pcm processor

Dtc p0606 ecm/pcm processor Monitor description The ecm continuously monitors its internal circuits. This self–check insures that the ecm is functioning properly. If a malfunction is detected, ...

Monitor description

While the engine is being cranked, the battery positive voltage is applied to terminal sta of the ecm. If the ecm detects the starter control signal (sta) while the vehicle is driving, it will ...

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Inspection procedure
Hint: read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the ...

Circuit description
The vehicle speed sensor circuit is sent to cruise control ecu assy as a vehicle speed signal. For each rotation of the shaft, the vehicle speed sensor sends a signal through the combination meter assembly to the cruise control ecu assy (see the following chart). The cruise control ecu assy ...

Replacement
1. Work for preventing gasoline from spilling out 2. Remove cylinder head cover no.2 Remove the 2 nuts, 2 clips and cylinder head cover. 3. Disconnect ventilation hose Disconnect the ventilation hose from the cylinder head cover. 4. Disconnect engine wire Disconnect ...