isuzu Workshop Repair Guides

Isuzu Hombre XS Space Cab Workshop Service and Auto Repair Manuals

Diagram Information and Instructions|Page 2155 > < Diagram Information and Instructions|Page 2153
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OBD II Symbol

The OBD II symbol is used on circuit diagrams to alert the technician that the circuit is essential for proper OBD II emission control circuit operation.
Any circuit which, if it fails, causes the SERVICE ENGINE SOON indicator to turn on, is identified as an OBD II circuit.

Diagram Information and Instructions|Page 2155 > < Diagram Information and Instructions|Page 2153