TEST
ACTION
APPLICABILITY
5
NOTE: Active codes must be resolved before diagnosing stored codes.
NOTE: Anytime a code becomes active proceed to the conclusion question.
NOTE: If multiple codes appear, diagnose those that relate to a short circuit
first.
Start the engine.
Press the ATC Power switch on.
Turn the front blower control to the low speed position.
If equipped, turn the rear blower control to the Rear Control position.
Set the Driver, Pass, and, if equipped, Rear temperature controls to 60°F (16°C).
Monitor the DRBIII
t
for active ATC DTCs while performing the following test steps.
Press the recirculation mode switch on, wait 30 seconds, and then press it off.
Press the A/C mode switch on, wait 30 seconds, and then press it off.
Press the rear defogger switch on, wait 30 seconds, and then press it off.
Set the Driver temperature control to the max heat setting, wait 30 seconds, and then
set it to the max cool setting. Repeat this step for the Pass and, if equipped, Rear
temperature controls.
Turn the mode control to each position for 30 seconds and then turn it back to the
panel position.
Press the Auto HI switch, wait 30 seconds, and then press the Auto LO switch. When
function is complete, turn the front blower control to the low speed position.
If equipped, on the Rear ATC Control, set the rear temperature control to the max
heat setting, wait 30 seconds, and then set it to the max cool setting.
If equipped, on the Rear ATC Control, turn the mode control to each position for 30
seconds.
With the DRBIII
t
in ATC, Miscellaneous, reset the ATC.
Does the DRBIII
t
display any active ATC DTCs?
All
Yes
→
Return to the symptom list and choose the symptom(s)
Perform BODY VERIFICATION TEST - VER 1.
No
→
Go To
6
269
AUTOMATIC TEMPERATURE CONTROL
*HVAC SYSTEM TEST —
Continued
Summary of Contents for Caravan 2003
Page 24: ...NOTES xxiv ...
Page 64: ...NOTES 40 ...
Page 65: ...7 0 DIAGNOSTIC INFORMATION AND PROCEDURES 41 ...
Page 1080: ...C O N N E C T O R P I N O U T S 1056 CONNECTOR PINOUTS ...
Page 1119: ...10 2 2 BASE AUDIO SYSTEM S C H E M A T I C D I A G R A M S 1095 SCHEMATIC DIAGRAMS ...
Page 1123: ...10 3 3 FRONT ATC RHD S C H E M A T I C D I A G R A M S 1099 SCHEMATIC DIAGRAMS ...
Page 1125: ...10 4 COMMUNICATION S C H E M A T I C D I A G R A M S 1101 SCHEMATIC DIAGRAMS ...
Page 1130: ...10 6 EXTERIOR LIGHTING S C H E M A T I C D I A G R A M S 1106 SCHEMATIC DIAGRAMS ...
Page 1136: ...10 9 INTERIOR LIGHTING S C H E M A T I C D I A G R A M S 1112 SCHEMATIC DIAGRAMS ...
Page 1143: ...10 10 7 REAR BLOWER MOTOR S C H E M A T I C D I A G R A M S 1119 SCHEMATIC DIAGRAMS ...
Page 1145: ...10 11 MEMORY SYSTEM S C H E M A T I C D I A G R A M S 1121 SCHEMATIC DIAGRAMS ...
Page 1146: ...10 12 OVERHEAD CONSOLE S C H E M A T I C D I A G R A M S 1122 SCHEMATIC DIAGRAMS ...
Page 1147: ...10 13 POWER DOOR LOCKS RKE S C H E M A T I C D I A G R A M S 1123 SCHEMATIC DIAGRAMS ...
Page 1150: ...10 16 POWER LIFTGATE SYSTEM S C H E M A T I C D I A G R A M S 1126 SCHEMATIC DIAGRAMS ...
Page 1155: ...10 20 VEHICLE THEFT SECURITY SYSTEM S C H E M A T I C D I A G R A M S 1131 SCHEMATIC DIAGRAMS ...
Page 1157: ...10 21 WIPERS FRONT AND REAR S C H E M A T I C D I A G R A M S 1133 SCHEMATIC DIAGRAMS ...
Page 1158: ...NOTES 1134 ...
Page 1160: ...11 2 PCI BUS LAB SCOPE PATTERN C H A R T S A N D G R A P H S 1136 CHARTS AND GRAPHS ...
