CAR OBD CODES
OBD/DTC Search, e.g.P0645
CAR OBD CODES P0645
P0645 OBD Code Definition:
P0645 Air Conditioning Clutch Relay Circuit Malfunction
P0645 OBD Code Description:
OBD2 Code P0645 Definition:
A/C clutch relay may also be referred to as A/C compressor clutch relay. A/C clutch relay circuit is monitored when ignition is on and battery voltage is greater than 10.4 volts.
Symptoms
Possible sumptoms of P0645
– Engine Light ON (or Service Engine Soon Warning Light)
Possible Causes
Possible causes of P0645
– Open or short air condition clutch relay circuit – Poor air condition clutch relay electrical connection – Failed air condition clutch relay – Fused Ignition Switch Output Circuit Open The Error code is generally activated on detection of the following conditions: DTC may be stored if an open or short exists in A/C clutch relay control circuit.
Possible Solutions
Note: The information on the P0645 error code is purely informative, if you need more useful information, please consult your technician.
B1644 B1D75 B2259 B108D B1090 B2188 B201C B1A59 B1965 B117C B2A21 B1917 B2389 B0733 B1591 OBDII Chassis Codes
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U1167 U1105 U1012 U200D U0496 U3008 U0289 U0414 U040E U010A U1151 U0221 U1107 U1102 U048A OBDII Powertrain Codes
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