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FAULT CODES - 140 Chassis to 8/95
DTC Readout Description Cause Fault Type
98
145 Rear Evaporator Temperature Sensor (B10/11) Short Circuit INTERMITTENT
146 Rear Evaporator Temperature Sensor (B10/11) Short or Open Circuit CONTINUOUS
147 Rear Evaporator Temperature Sensor (B10/11) Short or Open Circuit INTERMITTENT
148 Coolant Circulation Pump (A31/1m1) Short Circuit CONTINUOUS
149 Coolant Circulation Pump (A31/1m1) Short Circuit INTERMITTENT
150 Coolant Circulation Pump (A31/1m1) Short or Open Circuit CONTINUOUS
151 Coolant Circulation Pump (A31/1m1) Short or Open Circuit INTERMITTENT
152 Coolant Circulation Pump (A31/1m1) Overload CONTINUOUS
153 Coolant Circulation Pump (A31/1m1) Overload INTERMITTENT
156 Left Duovalve (Water Valve) (A31/1y1) Short Circuit CONTINUOUS
157 Left Duovalve (Water Valve) (A31/1y1) Short Circuit INTERMITTENT
158 Left Duovalve (Water Valve) (A31/1y1) Short or Open Circuit CONTINUOUS
159 Left Duovalve (Water Valve) (A31/1y1) Short or Open Circuit INTERMITTENT
160 Right Duovalve (Water Valve) (A31/1y2) Short Circuit CONTINUOUS
161 Right Duovalve (Water Valve) (A31/1y2) Short Circuit INTERMITTENT
162 Right Duovalve (Water Valve) (A31/1y2) Short or Open Circuit CONTINUOUS
163 Right Duovalve (Water Valve) (A31/1y2) Short or Open Circuit INTERMITTENT
164 Rear Refrigerant Shut-Off Valve (Y67) Short Circuit CONTINUOUS
165 Rear Refrigerant Shut-Off Valve (Y67) Short Circuit INTERMITTENT
166 Rear Refrigerant Shut-Off Valve (Y67) Short or Open Circuit CONTINUOUS
167 Rear Refrigerant Shut-Off Valve (Y67) Short or Open Circuit INTERMITTENT
168 Rear Tunnel Flap Vacuum Valve (Y67/1) Short Circuit CONTINUOUS
169 Rear Tunnel Flap Vacuum Valve (Y67/1) Short Circuit INTERMITTENT
170 Rear Tunnel Flap Vacuum Valve (Y67/1) Short or Open Circuit CONTINUOUS
171 Rear Tunnel Flap Vacuum Valve (Y67/1) Short or Open Circuit INTERMITTENT
READING ACTUAL VALUES
1. IGNITION : Position 1
2. Press the AUTO button
3. Set both temperature selectors to 72 degrees F.
4. Press the REST button for more than 5 seconds.
5. The left display will alternately show the number "1" and the in-car temperature.
6. Press the AUTO button and the next component number and its value will be displayed.
7. Press the REST button to end the test program.