tow TOYOTA SEQUOIA 2012 2.G Repair Manual

571
4-3. Do-it-yourself maintenance
4
Maintenance and care
Fuse layout and amperage ratings
■ Engine compartment
FuseAmpereCircuit
1 A/F 15 A Multiport fuel injection system/
sequential multiport fuel injection
system
2 HORN 10 A Horn
3 EFI NO.1 25 A Multiport fuel injection system/
sequential multiport fuel injection
system
4 IG2 MAIN 30 A INJ, MET, IGN fuses
5 L2 RR2 SEAT 30 A Power third seat
6 L1 RR2 SEAT 30 A Power third seat
7 CDS FAN 25 A Electric cooling fans
8 DEICER 20 A Windshield wiper de-icer
9 TOW TAIL 30 A Trailer lights (tail lights)
10 CDS FAN NO.2 25 A Electric cooling fans
11 R2 RR2 SEAT 30 A Power third seat
12 R1 RR2 SEAT 30 A Power third seat

572 4-3. Do-it-yourself maintenance
13 POWER NO.4 25 A Power windows
14 FOG15 A Front fog lights
15 STOP 15 AStop lights, high mounted stop-
light, vehicle stability control sys-
tem, anti-lock brake system, shift
lock system, multiport fuel injection
system/sequential multiport fuel
injection system, towing converter
16 TOW BRK 30 A Trailer brake controller
17 IMB 7.5 AMultiport fuel injection system/
sequential multiport fuel injection
system
18 AM2 7.5 A Starting system
19 TOWING 30 A Towing converter
20 AI-HTR 10 A Air injection pump heaters
21 ALT-S 5 A Charging system
22 TURN-HAZ 15 A Turn signal lights, emergency
flashers, towing converter
23 F/PMP 25 A Fuel pump
24 ETCS 10 AMultiport fuel injection system/
sequential multiport fuel injection
system, electric throttle control sys-
tem
25 MET-B 5 A Gauges and meters
26 AMP 30 AAudio system, rear view monitor,
navigation system, rear seat enter-
tainment system
27 RAD NO.1 15 A Audio system, rear view monitor,
navigation system, rear seat enter-
tainment system
FuseAmpereCircuit

574 4-3. Do-it-yourself maintenance
39 AIR SUS NO.2 7.5 AElectronically modulated air sus-
pension system
40 SPARE 5 A Spare fuse
41 SPARE 15 A Spare fuse
42 SPARE 30 A Spare fuse
43 AIR SUS 50 A Electronically modulated air sus-
pension system
44 PBD 30 A Power back door
45 RR HTR 40 A Air conditioning system
46 H-LP CLN 30 A Headlight cleaner
47 DEFOG 40 A Rear window defogger
48 SUB BATT 40 A Trailer towing
49 ABS1 50 AAnti-lock brake system, vehicle sta-
bility control system
50 ABS2 40 AAnti-lock brake system, vehicle sta-
bility control system
51 ST 30 A Starting system
52 HTR 50 A Air conditioning system
53 LH-J/B 150 AAM1, TAIL, PANEL, ACC, CIG, LH-
IG, 4WD, ECU-IG NO.1, BK/UP LP,
SEAT-HTR, A/C IG, ECU-IG NO.2,
WSH, WIPER, OBD, A/C, TI&TE,
FR P/SEAT RH, MIR, DR/LCK, FR
P/SEAT LH, CARGO LP, PWR
OUTLET, POWER NO.1 fuses
54 ALT 180 A
*LH-J/B, HTR, SUB BATT, TOW
BRK, STOP, FOG, TOW TAIL,
DEICER fuses
140 A
*
55 A/PUMP NO.1 50 A Multiport fuel injection system/
sequential multiport fuel injection
system
FuseAmpereCircuit

577
4-3. Do-it-yourself maintenance
4
Maintenance and care
15 ECU-IG No.1 7.5 A
Anti-lock brake system, vehicle sta-
bility control system, multiplex com-
munication system, intuitive
parking assist system, power front
driver’s seat, power tilt and power
telescopic, shift lock, tire pressure
warning system, accessory meter,
trailer towing, power outlet, electric
moon roof, power back door, head
light cleaner, Blind Spot Monitor
system, BSM main switch
16 AIR SUS IG 20 A Electronically modulated air sus-
pension system
17 LH-IG 7.5 A Back-up lights, charging system,
gauge and meters, turn signal
lights, air conditioning system, seat
heaters, rear window defogger
18 4WD 20 A Four-wheel drive control system
19 RR SEAT-HTR
LH 10 A Seat heaters
20 WSH 20 A Window washer
21 WIPER 30 A Wiper and washer
22 ECU-IG No.2 7.5 A Multiplex communication system,
power steering, gateway ECU
23 TAIL 15 A Tail lights, trailer lights (tail lights),
parking lights
24 A/C IG 10 A Air conditioning system
25 SEAT-HTR 20 A Seat heater or Heated and venti-
lated seats
FuseAmpereCircuit

When trouble arises5
593
5-1. Essential informationEmergency flashers ......... 594
If your vehicle needs to be towed ........................ 595
If you think something is wrong ............................. 601
Fuel pump shut off system ........................... 602 5-2. Steps to take
in an emergency
If a warning light turns on or a warning buzzer
sounds... ........................ 603
If a warning message is displayed (vehicles
with multi-information
display) .......................... 613
If you have a flat tire......... 619
If the engine will not start ................................ 630
If the shift lever cannot be shifted from P............ 632
If you lose your keys ........ 633
If the vehicle battery is discharged ..................... 634
If your vehicle overheats ....................... 637
If the vehicle becomes stuck .............................. 640
If your vehicle has to be stopped
in an emergency ............ 641

5
When trouble arises
595
5-1. Essential information
If your vehicle needs to be towed
Before towingThe following may indicate a problem with your transmission. Contact
your Toyota dealer before towing.
● The engine is running, but the vehicle will not move.
● The vehicle makes an abnormal sound.
Emergency towing
If a tow truck is not available, in an emergency your vehicle may be
temporarily towed using a cable or chain secured to the emergency
towing eyelet. This should only attempted on hard, surfaced roads for
short distances at low speeds.
A driver must be in the vehicle to steer and operate the brakes. The
vehicle’s wheels, drive train, axles, steering and brakes must be in
good condition.
Type A Towing eyelet
If towing is necessary, we recommend having your vehicle towed by
your Toyota dealer or a commerci al towing service, using a lift-type
truck or a flat bed truck.
Use a safety chain system for all to wing, and abide by all state/pro-
vincial and local laws.
The wheels and axle on the groun d must be in good condition.
If they are damaged, use a towing dolly or flat bed truck.

596 5-1. Essential information
Type BTowing eyelet
■Emergency towin g procedure
The engine switch must be in the ACC (engine off) or the ON
(engine running) position.
4WD models: Put the front wheel drive control switch in 2WD.
Put the shift lever in N.
Release the parking brake.
CAUTION
■ Caution while towing
●Use extreme caution when towing the vehicle.
Avoid sudden starts or erratic driving maneuvers which place excessive
stress on the emergency towing eyelet and the cables or chains. Always
be cautious of the surroundings and other vehicles while towing.
● If the engine is not running, the power assist for the brakes and steering
will not function, making steering and braking more difficult.

5
When trouble arises
597
5-1. Essential information
Towing with a sling-type truck
NOTICE
■
To prevent causing serious da mage to the transmission
Never tow this vehicle from the rear with the four wheels on the ground.
This may cause serious damage to the transmission.
■ Emergency towing eyelet precautions
● Before emergency towing, check that the eyelet is not broken or damaged
and that the installation bolts are not loose.
● Fasten the towing cable or chain securely to the eyelet.
● Do not jerk the eyelet. Apply steady and even force.
● To avoid damaging the eyelet, do not pull from the side or at a vertical
angle. Always pull straight ahead.
NOTICE
■To prevent body damage
Do not tow with a sling-type truck, either from the front or rear.

598 5-1. Essential information
Towing with a wheel lift-type truck from the frontUse a towing dolly under the rear
wheels.
Towing with a wheel lift-type truck from the rear2WD models Turn the engine switch to the
ACC position.
NOTICE
■To prevent causing serious damage to the transmission
Never tow this vehicle wheels on the ground.

5
When trouble arises
599
5-1. Essential information
4WD models
When not using a towing dolly,
turn the engine switch to the
ACC position, shift the shift lever
to N and put the front wheel drive
control switch in 2WD.
NOTICE
■To prevent causing serious damage to the transmission (4WD models)
Never tow this vehicle wheels on the ground.
■ To prevent damaging the vehicle
●Do not tow the vehicle with the key removed or in the LOCK position.
The steering lock mechanism is not strong enough to hold the front wheel
straight.
● When raising the vehicle, ensure adequate ground clearance for towing at
the opposite end of the raised vehicle. Without adequate clearance, the
vehicle could be damaged while being towed.