TEST
ACTION
APPLICABILITY
1
Verify that all of the following criteria was met when attempting to run the ATC
Function Test.
The vehicle was stationary.
The engine was running.
The air conditioning switch was On.
The ambient temperature was above 59°F (15°C).
The refrigerant pressure was between 29 and 348 PSI (2 and 24 bar).
The evaporator temperature was above 36.5°F (2.5°C).
The coolant temperature was above 158°F (70°C).
Was all criteria met when attempting to run the ATC Function Test?
All
Yes
→
No
→
Attempt to activate the ATC Function Test when all of the specific
operating criteria are met. If the criteria cannot be met, proceed
to Test 2 of this procedure.
Perform BODY VERIFICATION TEST - VER 1.
2
Turn the ignition on.
With the DRBIII
t
, read Automatic Temperature Control DTCs.
Does the DRBIII
t
display any DTCs?
All
Yes
→
Return to the Heating & A/C symptom list and choose the
symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
No
→
3
Turn the ignition on.
With the DRBIII
t
, read Engine Control Module DTCs.
Does the DRBIII
t
display any DTCs?
All
Yes
→
Refer to Powertrain Diagnostic information for the related symp-
tom(s).
Perform BODY VERIFICATION TEST - VER 1.
No
→
Refer to Service Information to diagnose the system(s) that failed
to meet the ATC Function Test operating criteria.
Perform BODY VERIFICATION TEST - VER 1.
137
HEATING & A/C
ATC FUNCTION TEST COOL FAILURE —
Continued
Summary of Contents for Sprinter 2003
Page 8: ...NOTES viii ...
Page 22: ...NOTES 14 ...
Page 23: ...7 0 DIAGNOSTIC INFORMATION AND PROCEDURES 15 ...
Page 255: ...8 9 3 SWITCHES 8 9 4 SIREN C O M P O N E N T L O C A T I O N S 247 COMPONENT LOCATIONS ...
Page 256: ...NOTES 248 ...
Page 267: ...C O N N E C T O R P I N O U T S 259 CONNECTOR PINOUTS ...
Page 273: ...C O N N E C T O R P I N O U T S 265 CONNECTOR PINOUTS ...
Page 280: ...NOTES 272 ...
Page 283: ...10 2 2 CAN BUS NETWORK S C H E M A T I C D I A G R A M S 275 SCHEMATIC DIAGRAMS ...
Page 285: ...10 3 2 CABIN HEATER MODULE CHM S C H E M A T I C D I A G R A M S 277 SCHEMATIC DIAGRAMS ...
Page 287: ...10 4 INSTRUMENT CLUSTER S C H E M A T I C D I A G R A M S 279 SCHEMATIC DIAGRAMS ...
Page 289: ...10 5 2 SLIDING AND REAR DOORS S C H E M A T I C D I A G R A M S 281 SCHEMATIC DIAGRAMS ...
Page 291: ...10 6 VEHICLE THEFT SECURITY SYSTEM S C H E M A T I C D I A G R A M S 283 SCHEMATIC DIAGRAMS ...
Page 292: ...NOTES 284 ...
Page 294: ...NOTES 286 ...
Page 296: ...Dealer Technical Operations 800 Chrysler Drive CIMS 486 02 76 Auburn Hills MI 48326 2757 ...