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60 Roof "OPE" = OPEN, "CLO" = CLOSED
61 Left Air Outlet, Potentiometer Voltage
62 Vacuum Actuator 46, Feedback Potentiometer Voltage
63 Center Air Outlet, Potentiometer Voltage
64 Vacuum Actuator 47, Feedback Potentiometer Voltage
65 Right Air Outlet, Potentiometer Voltage
66 Vacuum Actuator 47, Feedback Potentiometer Voltage
FAULT DIAGNOSIS
1. IGNITION : Position 1
2. Temperature selector wheel : "LO"
3. Within 20 seconds press the REST and DEFROST buttons simultaneously for more than 5 seconds.
4. The LED in the RECIRCULATE button flashes and "dI A" appears on the display.
5. Press the AUTO button until all DTC's are displayed and recorded.
6. The current faults are displayed first, then the intermittent faults. "END'" is displayed when all codes have
been displayed.
7. To erase codes press AUTO again, "dEL" will be displayed. Press v and ^ simultaneously for more than 5
seconds. The display will then show "---". Press AUTO to cancel the erase.
8. IGNITION : OFF to end the test program.
FAULT CODES - 129 Chassis from 9/95
DTC Readout Description
026 CAN Bus Communication
226 In-Car Air Temperature Sensor (B10/4)
227 Outside Air Temperature Sensor (B14)
228 Heater Core Temperature Sensor (B10/2)
230 Evaporator Temperature Sensor (B10/6)
231 Engine Coolant Temperature Sensor (B11/4)
232 Refrigerant Pressure Sensor (B12)
233 Refrigerant Temperature Sensor (B12/1)
241 Refrigerant Level
416 Coolant Circulation Pump (A31m1)
417 Automatic A/C Monovalve (Y19)
419 A/C Compressor Electromagnetic Clutch (A9k1)
420 Closed (Idle) Throttle Speed Increase