OBD II Fault Code P1304 :

Description of Fault code P1304

MISFIRE IG No.4 CYLINDER

Possible failuer P1304

• Spark plug fouling
• Ignition wire open or current leaking
• Ignition coil open
• ICM and coil line open
• SPVD SNS line open
• SPVD unit failure

Diagnostic Procedure using AutoHex II Scan Tool

• The data isn t obtained because B-CAN Frame can t be received.
• The B-CAN System doesn t actuate.

Test Conditions using AutoHex tester

• When B-CAN Data is sending

Clear Fault codes Conditions

• The data isn t obtained because B-CAN Frame can t be received.
• The B-CAN System doesn t actuate.

MIL Status

• Keyless Access Indicator ON

Note:

• AutoHex II is a professional Auto diagnostic.
• This fault code is a GERENRIC fault code, some cars may change the meaning of this fault code.
  To get the accurate fault code description you may use AutoHex II

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