Toyota Corolla Owners Manual: If the engine will not start
If the engine will not start even though correct starting procedures are being followed , consider each of the following points:
The engine will not start even though the starter motor operates normally
.
One of the following may be the cause of the problem:
● There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
● The engine may be flooded.
Try to restart the engine again following correct starting procedures.
● There may be a malfunction in the engine immobilizer system.
The starter motor turns over slowly, the interior lights and headlights are dim, or the horn does not sound or sounds at a low volume.
One of the following may be the cause of the problem:
● The battery may be discharged. ● The battery terminal connections may be loose or corroded.
The starter motor does not turn over (vehicles with a smart key system)
The engine starting system may be malfunctioning due to an electrical problem such as electronic key battery depletion or a blown fuse.
However, an interim measure is available to start the engine.
The starter motor does not turn over, the interior lights and headlights do not turn on, or the horn does not sound.
One of the following may be the cause of the problem:
● One or both of the battery terminals may be disconnected.
● The battery may be discharged. ● There may be a malfunction in the steering lock system.
Contact your Toyota dealer if the problem cannot be repaired, or if repair procedures are unknown.
Emergency start function (vehicles with a smart key system)
When the engine does not start, the following steps can be used as an interim measure to start the engine if the engine switch is functioning normally:
1 Set the parking brake.
2 Shift the shift lever to P (continuously variable transmission) or N (manual transmission).
3 Turn the engine switch to ACCESSORY mode.
4 Press and hold the engine switch for about 15 seconds while depressing the brake pedal and clutch pedal (manual transmission) firmly.
Even if the engine can be started using the above steps, the system may be malfunctioning. Have the vehicle inspected by your Toyota dealer.
Installing the spare tire
1 Remove any dirt or foreign matter from the wheel contact surface.
If foreign matter is on the wheel contact surface, the wheel nuts may loosen
while the vehicle is in motion, causing the tire to ...
If the shift lever cannot be shifted from P (except vehicles with a manual transmission)
If the shift lever cannot be shifted with your foot on the brake pedal, there
may be a problem with the shift lock system (a system to prevent accidental operation
of the shift lever). Have the ve ...
Other materials:
Wiring diagram
1 Inspect terminal voltage(pi)
(a) turn
Turn the ignition switch to on.
measure voltage between terminal 5 (pi) of cruise control
ecu assy and body ground, when the cruise control main
switch button is on and off.
Ok:
2 Inspect combination meter assy
3 Check harn ...
On–vehicle inspection
1. Inspect wireless door lock control functions
Hint:
the switch described in this text is a switch for transmitting
signals (lock switch, unlock switch
and panic switch) which is built into the door control transmitter.
All the functions listed below must be checked in the remote contro ...
System description
The ecm uses the signals from the throttle position sensor, air–flow meter
and crankshaft position sensor
to monitor the engagement condition of the lock–up clutch.
Then the ecm compares the engagement condition of the lock–up clutch with the
lock–up schedule in the
ecm memory to detect mec ...