TROUBLESHOOTING
Cooling Fan Control Inspection
Cooling fan operation
Except for GF4A-EL models
Engine condition
Cooling fan
relay
Condenser
fan relay
ECT below 97 ”C
{207° F>
OFF
OFF
ECT above 97 °C
{207 °F}
ON
OFF
ECT above 109°C
{228 °F}
ON
ON
A/C switch on
ON
ON
ECT sensor malfunction
ON
ON
Cooling fan
1. Verify that the engine is cold.
2. Turn the ignition switch on.
3. Verify the cooling fan is not operating.
• If the cooling fan is operating:
(1) Connect the
SSTs
(NGS tester) to the DLC.
PROGRAM CARD
(2) Select the SIMULATION TEST function on the
NGS display.
(3) Select IG ON TEST mode.
(4) Select FAN 3 PID.
(5) Send OFF and verify the cooling fan is off.
• If the cooling fan is on, inspect the
following.
— Cooling fan relay stuck in closed
position
— Short to GND circuit between cooling
fan relay and PCM terminal 1R
— Short to power in circuit at cooling fan
relay
— DTCs for ECT sensor (P0117, P0118)
• If the cooling fan is off, inspect the
following.
— DTCs for ECT sensor (P0117, P0118)
4. Start the engine.
5. Verify that the cooling fan is operating when
engine is hot.
• If the cooling fan does not operate, inspect as
follows.
(1) Connect the
SSTs
(NGS tester) to the
DLC.
PROGRAM CARD
(2) Select the SIMULATION TEST function on
the NGS display.
(3)
Select IG ON TEST mode.
(4)
Select FAN
3
PID.
(5) Press START.
(6) Verify that the cooling fan is operating.
• If the cooling fan operates, inspect the ECT
sensor DTCs (P0117, 0118).
• If the cooling fan does not operate, inspect as
follows.
© Select FAN
3
PID. Operate cooling fan by
selecting START, and verify that operation
sound is heard from the cooling fan relay.
• If the operation sound is heard, inspect
the wiring harnesses, connectors and
cooling fan motor.
• If the operation sound is not heard,
inspect cooling fan relay and open
circuit in wiring harnesses and
connectors.
6. Turn the A/C switch and fan switch on.
7. Verify that the cooling fan is operating.
• If fan does not operate, inspect the A/C
system.
For
GF4A-EL
models
PROGRAM CARD
1. Verify that the engine is cold.
2. Verify that the A/C switch and the fan switch are
OFF.
3. Turn the ignition switch to ON.
4. Verify that the cooling fan is not operating.
• If the cooling fan is operating, inspect as
follows.
(1) Connect the
SSTs
(NGS) to the DLC.
F1-154
Содержание 626 Station Wagon
Страница 25: ...CONTROL SYSTEM WIRING DIAGRAM With Immobilizer System OUTLINE F1 4 ...
Страница 179: ...OUTLINE SYSTEM WIRING DIAGRAM S m ç g fT I C g 3 3 21 A m Hi p È a t ï S 3 M h d 0H ÜB 1 Hl J e F2 3 ...
Страница 183: ...CONTROL SYSTEM COMPONENT LOCATION F2 7 ...
Страница 204: ...MANUAL TRANSAXLE FEATURES OUTLINE J 2 OUTLINE OF CONSTRUCTION J 2 SPECIFICATIONS J 2 D J 1 ...
Страница 206: ...AUTOMATIC TRANSAXLE GF4A EL FEATURES OUTLINE K1 2 OUTLINE OF CONSTRUCTION K 1 2 SPECIFICATION K1 2 K1 1 ...
Страница 266: ...SHIFT MECHANISM 6 Apply grease to the cam as shown K2 59 ...
Страница 418: ...TROUBLESHOOTING KEYLESS ENTRY SYSTEM ON BOARD DIAGNOSTIC FUNCTION S 37 ...
Страница 454: ...WARNING AND INDICATOR SYSTEM O p e ra tin g O rd e r T 32 ...