240 L4-2320cc 2.3L SOHC VIN 83 B230FD (1993)
Radiator Cooling Fan Motor: Testing and Inspection
Constant Half Speed
1. Short circuit to ground in low speed signal cable.
2. Defective engine cooling fan relay.
Volvo Workshop Service and Repair Manuals
Constant Half Speed|Page 1832 >
< Engine Cooling Fan Mounts - Replacement|Page 1829
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