Toyota Tacoma manuals

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 vehicles 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:

Mechanical system tests
1. Perform mechanical system tests Measure the stall speed. The object of this test is to check the overall performance of the transaxle and engine by measuring the stall speeds in the d and r positions. Notice: Do the test at normal operating atf temperature 50 to 80 c (122 to ...

How to proceed with troubleshooting
The handheld tester can be used at step 3, 4, 6, 9. 1 Vehicle brought to workshop 2 Customer problem analysis 3 Connect the obd ii scan tool or handheld tester to dlc3 4 Check and clear dtc and freeze frame data 5 Visual inspection 6 Setting the check mode diagnosis 7 Problem sy ...

Front seats
Adjustment procedure ► Manual seat 1 Seat position adjustment lever 2 Seatback angle adjustment lever 3 Vertical height adjustment lever (drivers side only) ► Power seat (drivers side only) 1 Seat position adjustment switch 2 Seatback angle adjustment switch 3 Seat cushion ...

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