|
|
HA -150 HEATING, VENTILATION AND AIR CONDITIONING 1 12 15 17 19 20 21 22 2 3 4 5 6 7 8 9 10 11 1 2 1. Evaporator temp. sensor signal 2. Evaporator temp. sensor ground Ω 14 13 16 18 SCMHA6542L 4) Is the measured resistance within specifications? YES Go to "Ground circuit Inspection " procedure. NO Check for open in harness. Repair as necessary and go to "Verification of Vehicle Repair" procedure. GROUND CIRCUIT INSPECTION ED7ACE72 1. Check for open in ground harness. 1) Ignition "OFF" 2) Disconnect evaporator temp. sensor. 3) Measure resistance between terminal "2" of evaporator temp. sensor and chassis ground. Specification : Approx. 0 Ω 1 2 1. Evaporator temp. sensor signal 2. Evaporator temp. sensor ground Ω SCMHA6543L 4) Is the measured resistance within specifications? YES Go to "Component Inspection " procedure. NO Check for open in harness. Repair as necessary and go to "Verification of Vehicle Repair" procedure. |