Diagnostic Procedure 30 (Cont'd) - EXHAUST GAS SENSOR
EF & EC-152flowchartEXHAUST GAS SENSOR - Diagnostic Procedure 30 (continued)
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A (continued from previous page)
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CHECK INPUT SIGNAL CIRCUIT. 1) Check harness continuity between E.C.U. terminal (19) and exhaust gas sensor terminal (b). Continuity should exist.
N.G.
Repair harness or connectors.
O.K.
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Check E.C.U. pin terminals for damage or poor connection of E.C.U. harness connector.
O.K.
Replace exhaust gas sensor.