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IGNITION AND INJECTION 17 17 - 70 ET035 LOW SPEED ENGINE FAN RECOMMENDATIONS No failure on the water temperature sensor circuit must be present in order to perform this diagnostic. Check: engine fan condition - engine fan resistance condition - condition f the engine fan mass connection - low speed engine fan supply - supply line between engine fan and engine fan relay Mend if necessary. Check the connection and condition of the connector of the low speed engine fan relay Remove the relay of the low speed engine fan Measure the relay coil resistance. Connect the 90 ways terminal box instead of the computer and check the insulation, continuity and Pin 8 injection computer > Relay of the low speed engine fan Mend if necessary. Diagnostic – States interpretation AFTER Restart the conformity checking from the beginning. REPARATION |