ELECTRICALS
211
Sr.
No.
Displayed
DTC Code
DTC Description
Fault
cause
Probable trouble Area
57 P0646 - 11 A/C clutch relay
short to ground
Circuit
short
to
ground
1) Loose/ damaged connections.
2) Check for back out of pins at ECU connector.
3) Faulty ECU.
58 P0645 - 13 A/C clutch relay
signal error
Circuit
open
1) Loose/ damaged connections.
2) Check for back out of pins at ECU connector.
3) Faulty ECU.
59 P0324 - 13 Knock sensor signal
error
Circuit
open
1) Loose/ damaged connections or intermittent
fault.
2) Sensor supply line short circuit to battery/
ground.
3) Sensor signal line short circuit to battery/
ground.
4) Check the continuity from sensor connector
pins to the ECU pins.
5) Check for back out of pins at both sensor
connector and ECU connector.
6) Check for damage of pins at both sensor
connector and ECU connector.
7) Faulty knock sensor.
8) Faulty ECU.
60 P0328 - 12
Knock
sensor
negative line short to
battery
Circuit
short
to
battery
1) Loose/ damaged connections or intermittent
fault.
2) Sensor supply line short circuit to battery/
ground.
3) Sensor signal line short circuit to battery/
ground.
4) Check the continuity from sensor connector
pins to the ECU pins.
5) Check for back out of pins at both sensor
connector and ECU connector.
6) Check for damage of pins at both sensor
connector and ECU connector.
7) Faulty knock sensor.
8) Faulty ECU.
61 P0327 - 11
Knock
sensor
negative line short to
ground
Circuit
short
to
ground
1) Loose/ damaged connections or intermittent
fault.
2) Sensor supply line short circuit to battery/
ground.
3) Sensor signal line short circuit to battery/
ground.
4) Check the continuity from sensor connector
pins to the ECU pins.
5) Check for back out of pins at both sensor
connector and ECU connector.
6) Check for damage of pins at both sensor
connector and ECU connector.
7) Faulty knock sensor.
8) Faulty ECU.




