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DTC P1217 ENGINE OVER TEMPERATURE
EC-769
[QR (WITHOUT EURO-OBD)]
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EC
3. CHECK COOLING FAN MOTORS CONTROL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect cooling fan motor-1 harness connector and cooling
fan motor-2 harness connector.
3. Check harness continuity between cooling fan relay-1 terminal 3
and cooling fan motor-1 terminal 1, cooling fan motor-1 terminal
2 and ground.
4. Also check harness for short to ground and short to power.
5. Check harness continuity between cooling fan relay-1 terminal 6
and cooling fan motor-2 terminal 1, cooling fan motor-2 terminal
4 and ground.
6. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 4.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
4. CHECK COOLING FAN MOTOR OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Disconnect ECM harness connector.
2. Check harness continuity between cooling fan relay-1 terminal 2 and ECM terminal 97.
Refer to Wiring Diagram.
3. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 6.
NG >> GO TO 5.
5. DETECT MALFUNCTIONING PART
Check the following.
● Harness connectors E116, M75
● Harness for open or short between cooling fan relay-1 and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors.
6. CHECK COOLING FAN RELAY-1
Refer to EC-772, "
Component Inspection" .
OK or NG
OK >> GO TO 7.
NG >> Replace cooling fan relay.
7. CHECK COOLING FAN MOTORS-1 AND -2
Refer to EC-772, "
Component Inspection" .
OK or NG
OK >> GO TO 8.
NG >> Replace cooling fan motors.
Continuity should exist.
Continuity should exist.
PBIB0504E
Continuity should exist.
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