DESCRIPTION
When the air conditioning amplifier assembly is turned on, a magnetic clutch on signal is sent from the MGC terminal of the air conditioning amplifier assembly. Then, the MG CLT relay turns on to operate the magnetic clutch assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CHECK FOR DTC (CAN COMMUNICATION SYSTEM) |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Result
Result |
Proceed to |
---|---|
CAN DTC is not output |
A |
CAN DTC is output |
B |
B |
GO TO CAN COMMUNICATION SYSTEM |
|
2. |
INSPECT MG CLT RELAY |
(a) Remove the MG CLT relay.
(b) Inspect the MG CLT relay (See page ).
NG |
REPLACE MG CLT RELAY |
|
3. |
CHECK HARNESS AND CONNECTOR (MG CLT RELAY - POWER SOURCE CIRCUIT) |
(a) Remove the MG CLT relay.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
MG CLT-1 - Body ground |
Ignition switch ON |
11 to 14 V |
MG CLT-5 - Body ground |
Ignition switch ON |
11 to 14 V |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
CHECK HARNESS AND CONNECTOR (MG CLT RELAY - AIR CONDITIONING AMPLIFIER ASSEMBLY AND MAGNET-CLUTCH ASSEMBLY) |
(a) Remove the MG CLT relay.
(b) Disconnect the A35 air conditioning amplifier assembly connector.
(c) Disconnect the A1 magnet-clutch assembly connector.
(d) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
MG CLT-2 - A35-10 (MGC) |
Always |
Below 1 Ω |
MG CLT-3 - A1-1 (MG+) |
Always |
Below 1 Ω |
MG CLT-2 or A35-10 (MGC) - Body ground |
Always |
10 kΩ or higher |
MG CLT-3 or A1-1 (MG+) - Body ground |
Always |
10 kΩ or higher |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
5. |
INSPECT MAGNET-CLUTCH ASSEMBLY |
(a) Remove the magnet-clutch assembly (See page ).
(b) Inspect the magnet-clutch assembly (See page ).
NG |
REPLACE MAGNET-CLUTCH ASSEMBLY |
|
6. |
INSPECT AIR CONDITIONING AMPLIFIER ASSEMBLY |
(a) Reconnect the A35 air conditioning amplifier assembly connector.
(b) Reconnect the A1 magnet-clutch assembly connector.
(c) Reinstall the MG CLT relay.
(d) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG |
REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY |
Daytime Running Light Relay Circuit
DESCRIPTION
The main body ECU (multiplex network body ECU) controls the daytime running lights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing
the following inspection procedure.
If the main body ECU (mult ...
Side Airbag Sensor RH Circuit Malfunction (B1620/21)
DESCRIPTION
The side airbag sensor assembly RH consists of parts such as the safing sensor,
the diagnostic circuit and the lateral deceleration sensor.
When the airbag sensor assembly receives signals from the lateral deceleration
sensor, it determines whether or not the SRS should be activate ...
System Description
SYSTEM DESCRIPTION
1. POWER WINDOW CONTROL SYSTEM DESCRIPTION
(a) The power window control system controls the power window operation using
the power window regulator motors. The main controls of this system are the power
window regulator master switch assembly (mounted on the driver door), po ...