Toyota Sienna 2010-2026 Owners Manual: If the engine will not start
If the engine will not start even though correct starting procedures are being followed (, 228), 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.
(, 228)
- 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 an 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 (vehicle with a smart key 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:
- Set the parking brake.
- Shift the shift lever to P.
- Turn the engine switch to ACCESSORY mode.
- Press and hold the engine switch for about 15 seconds while depressing the brake pedal 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.
Stowing the spare tire
Lay down the tire with the outer
side (valve stem) facing up, and
install the holding bracket.
Turn the jack handle clockwise
to raise the tire until the tire is in
the correc ...
If the shift lever cannot
be shifted from P
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
veh ...
Other materials:
Short to B+ in Driver Side Squib 2nd Step Circuit
DTC B1183/22 Short to B+ in Driver Side Squib 2nd Step Circuit
DESCRIPTION
The driver side squib 2nd step circuit consists of the center airbag sensor
assembly, the spiral cable and
the steering pad.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B1183/22 ...
Steering wheel audio
switches
Some audio features can be controlled using the switches on
the steering wheel.
Operation may differ depending on the type of audio system or
navigation system. For details, refer to the manual provided with
the audio system or navigation system.
Operating the audio system using the steering ...
Check mode procedure
HINT:
Intelligent tester only:
Compared to normal mode, check mode is more sensitive to
malfunctions. Therefore, check mode can detect the
malfunctions that cannot be detected by normal mode.
NOTICE:
All the stored DTCs and freeze frame data are erased if:
the ECM is changed from nor ...
