￿)￿￿￿￿￿￿￿￿2￿￿￿￿￿￿￿￿￿￿￿￿￿

 

FAULT CODES - 140 Chassis to 8/95

 

 

 

 

 

DTC Readout

Description

Cause

Fault Type

 

 

 

 

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

 

 

 

 

6-:171￿+!

￿￿￿￿Rear Tunnel/#￿￿Flap Vacuum7)79Valve (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.

98

Page 98
Image 98
Mercedes-Benz CS1000 manual 171+