isuzu Workshop Repair Guides

Isuzu Workshop Service and Repair Manuals

Variable Valve Timing Solenoid|Locations|Page 2158 > < Variable Valve Timing Solenoid|Locations
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Variable Valve Timing Solenoid: Testing and Inspection

1. Disconnect the 1P connector from the VTEC solenoid valve.

2. Measure resistance between the terminal and body ground.

Resistance: 14 - 30 ohm 

3. If the resistance is within specifications, remove the VTEC solenoid valve assembly from the cylinder head, and check the VTEC solenoid valve

filter/Oring for clogging.
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If there is clogging, replace the engine oil filter and the engine oil.

Variable Valve Timing Solenoid|Locations|Page 2158 > < Variable Valve Timing Solenoid|Locations