NG -- REPLACE AIR CONDITIONING HARNESS See: Heating and Air Conditioning/Housing Assembly HVAC/Service and
Repair/Overhaul/Disassembly
OK -- REPLACE A/C AMPLIFIER
Up to 08/2009
HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1418/18: Exhaust Gas Sensor Circuit
B1418/18 - Exhaust Gas Sensor Circuit
DESCRIPTION
The smog ventilation sensor is installed on the front of the condenser to control automatic air inlet. This sensor detects CO and HC in the emission
gas and transmits signals to the A/C amplifier.
WIRING DIAGRAM
INSPECTION PROCEDURE
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
1. READ VALUE USING TECHSTREAM
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Allow exhaust gas (HC, CO) to travel to the sensing portion of the smog ventilation sensor.
(e) Enter the following menus: Body Electrical / Air Conditioner / Data List.
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