landrover Workshop Repair Guides

Land Rover Workshop Service and Repair Manuals

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Code 31 - 40, ( 32 33 34 35 36 37 38 39 ) > < Code 21 - 30, ( 22 23 24 25 26 27 28 29 )|Code 23

Defender 110 (LD) V8-3.9L (1993)

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Code 21 - 30: Testing and Inspection
Code 28

NOTE:  If code 29 is present, all other fault codes stored are unreliable and must be ignored.

Multi-meter Code Diagnosis

Code 28 - Indicates an engine air leak.

Code 31 - 40, ( 32 33 34 35 36 37 38 39 ) > < Code 21 - 30, ( 22 23 24 25 26 27 28 29 )|Code 23