Driver side
- CHECK FUSE
Check that the following fuses are not blown (open).
Signal name
Fuse No.
Ignition power supply
3 (10 A)
Battery power supply
61 (15 A)
Is the inspection result normal?
YES
GO TO 2.
NO
Replace the blown (open) fuse after repairing the affected circuit.
- CHECK CLIMATE CONTROLLED SEAT CONTROL UNIT (DRIVER SIDE) POWER SUPPLY
- Turn ignition switch OFF.
- Disconnect climate controlled seat control unit (driver side) connector.
- Turn ignition switch ON.
- Check voltage between climate controlled seat control unit (driver side) harness connector and ground.
(+)
(-)
Voltage (V)
(Approx.)
Climate controlled seat control unit (driver side)
Connector
Terminal
B661
55
Ground
Battery voltage
Is the inspection result normal?
YES
GO TO 3.
NO
GO TO 4.
- CHECK CLIMATE CONTROLLED SEAT CONTROL UNIT (DRIVER SIDE) GROUND CIRCUIT
- Turn ignition switch OFF.
- Check continuity between climate control unit (driver side) harness connector and ground.
Climate controlled seat control unit (driver side)
Ground
Continuity
Connector
Terminal
B661
58
Existed
Is the inspection result normal?
YES
INSPECTION END
NO
Repair or replace harness.
- CHECK CLIMATE CONTROLLED SEAT CONTROL UNIT (DRIVER SIDE) POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect climate controlled seat relay.
- Check continuity between climate controlled seat control unit (driver side) harness connector and climate controlled seat relay harness connector.
Climate controlled seat control unit (driver side)
Climate controlled seat relay
Continuity
Connector
Terminal
Connector
Terminal
B661
55
M61
6
Existed
- Check continuity between climate controlled seat control unit (driver side) harness connector and ground.
Climate controlled seat control unit (driver side)
Ground
Continuity
Connector
Terminal
B661
55
Not existed
Is the inspection result normal?
YES
GO TO 5.
NO
Repair or replace harness.
- CHECK CLIMATE CONTROLLED SEAT RELAY POWER SUPPLY
- Turn ignition switch ON.
- Check voltage between climate controlled seat relay harness connector and ground.
(+)
(-)
Voltage (V)
(Approx.)
Climate controlled seat relay
Connector
Terminal
M61
2
Ground
Battery voltage
7
Is the inspection result normal?
YES
GO TO 6.
NO
Repair or replace harness.
- CHECK CLIMATE CONTROLLED SEAT RELAY GROUND CIRCUIT
- Turn ignition switch OFF.
- Check continuity between climate controlled seat relay harness connector and ground.
Climate controlled seat relay
Ground
Continuity
Connector
Terminal
M61
1
Existed
Is the inspection result normal?
YES
GO TO 7.
NO
Repair or replace harness.
- CHECK CLIMATE CONTROLLED SEAT RELAY
Check climate controlled seat relay.
Refer to Component Inspection .
Is the inspection result normal?
YES
GO TO 8.
NO
Replace climate controlled seat relay.
- CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident .
INSPECTION END