LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Volvo
>>
1998
>>
V70 AWD
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - Tests W/O Codes
>>
Symptoms
>>
Poor DRIVEABILITY
>>
Knocking
October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Poor DRIVEABILITY: Knocking
Check ignition and coil circuit.
Ensure spark plugs fire strong Blue/White spark.
Check knock sensor.
Check throttle switch and connector.
Check ignition and coil circuit.
Check engine speed sensor.