Toyota RAV4 (XA40) 2013-2018 Service Manual: Ignition coil
Components
Removal
- Disconnect cable from negative battery terminal
Caution:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
- Remove no. 1 Engine cover (see page es-410)
- Remove ignition coil assembly
- Disconnect the 4 ignition coil connectors.
- Remove the 4 bolts and 4 ignition coils.
Installation
- Install ignition coil assembly
- Install the 4 ignition coils with the 4 bolts.
Torque: 9.0 N*m (92 kgf*cm, 80 in.*Lbf)
- Connect the 4 ignition coil connectors.
- Install no. 1 Engine cover (see page es-414)
- Connect cable to negative battery terminal
On-vehicle inspection
Check ignition coil assembly and perform spark test
Notice:
in this section, the terms "cold" and "hot" refer to
the temperature of the coils. "Cold" means
appro ...
Starting system
Parts location
System diagram
The starting system rotates the starter motor according to the
signals from the ignition switch and pnp switch.
...
Other materials:
Ecm power source circuit
Description
When the ignition switch is turned on, the battery voltage is applied to the
igsw of the ecm. The output
signal from the mrel terminal of the ecm causes a current to flow to the coil,
closing the contacts of the
integration relay (efi main relay) and supplying power to either term ...
Catalyst system efficiency below threshold (bank 1)
Monitor description
The ecm uses sensors mounted in front of and behind the three-way catalytic
converter (twc) to
monitor its efficiency.
The first sensor, the air-fuel ratio (a/f) sensor, sends pre-catalyst
information to the ecm. The second
sensor, the heated oxygen (ho2) sensor, se ...
For vehicles with supplemental restraint system
The rav4 is equipped with a supplemental restraint
system (srs). The srs of this vehicle consists of the
following:
Steering pad
Front passenger airbag assembly
Front seat side airbag assembly
Front seat outer belt assembly with pretensioner
Curtain shield
Center airbag sensor
Fron ...
