Page 947 of 3870

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA
.
2. Turn the ignition switch to the "ON" position.
3. Set scan tool MB991958 to data reading mode for auto-cruise control
system.
Item 04, Cancel Switch.
When "CANCEL" switch is at the ON position, the display on
scan tool MB991958 should be "ON". When "CANCEL" switch is at the OFF position, the display on
scan tool MB991958 should be "OFF".
4. Turn the ignition switch to the "LOCK" (OFF) position.
5. Disconnect scan tool MB991958.
Q: Is the switch operating properly?
YES: Go to Step 3.
NO: Refer to SYMPTOM PROCEDURES
. Then go to Step 7 .
STEP 3. Using scan tool MB991958, check data list item 05: Stoplight
Switch.
1. Connect scan tool MB991958 to the data link connector. (Refer to AUTO
-
CRUISE CONTROL SYSTEM DIAGNOSTIC TROUBLESHOOTING STRATEGY
).
CAUTION: To prevent damage to scan tool MB991958,
always turn the ignition switch to the
"LOCK" (OFF) position before connecting or
disconnecting scan tool MB991958.
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor
Page 948 of 3870
Fig. 88: Connecting Scan Tool To Data Link Connector
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor
Page 949 of 3870

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA
.
2. Turn the ignition switch to the "ON" position.
3. Set scan tool MB991958 to data reading mode for auto-cruise control
system.
Item 05: Stoplight Switch.
When brake pedal is depressed, the display on scan tool
MB991958 should be "ON". When brake pedal is released, the display on scan tool
MB991958 should be "OFF".
4. Turn the ignition switch to the "LOCK" (OFF) position.
5. Disconnect scan tool MB991958.
Q: Is the switch operating properly?
YES: Go to Step 4.
NO: Refer to SYMPTOM PROCEDURES
. Then go to Step 7 .
STEP 4. Using scan tool MB991958, check data list item 06: Brake switch.
1. Connect scan tool MB991958 to the data link connector. (Refer to AUTO
-
CRUISE CONTROL SYSTEM DIAGNOSTIC TROUBLESHOOTING STRATEGY
).
CAUTION: To prevent damage to scan tool MB991958,
always turn the ignition switch to the
"LOCK" (OFF) position before connecting or
disconnecting scan tool MB991958.
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor
Page 950 of 3870
Fig. 89: Connecting Scan Tool To Data Link Connector
Courtes
y of MITSUBISHI MOTOR SALES OF AMERICA
.
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor
Page 951 of 3870

2. Turn the ignition switch to the "ON" position.
3. Set scan tool MB991958 to data reading mode for auto-cruise control
system.
Item 06, Brake Switch.
When brake pedal is depressed, the display on scan tool
MB991958 should be "ON". When brake pedal is released, the display on scan tool
MB991958 should be "OFF".
4. Turn the ignition switch to the "LOCK" (OFF) position.
5. Disconnect scan tool MB991958.
Q: Is the switch operating properly?
YES: Go to Step 5.
NO: Refer to SYMPTOM PROCEDURES
. Then go to Step 7 .
STEP 5. Using scan tool MB991958, check data list item 07: Transmission
Range Switch.
1. Connect scan tool MB991958 to the data link connector. (Refer to AUTO
-
CRUISE CONTROL SYSTEM DIAGNOSTIC TROUBLESHOOTING STRATEGY
).
CAUTION: To prevent damage to scan tool MB991958,
always turn the ignition switch to the
"LOCK" (OFF) position before connecting or
disconnecting scan tool MB991958.
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor
Page 952 of 3870
Fig. 90: Connecting Scan Tool To Data Link Connector
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor
Page 953 of 3870

2. Turn the ignition switch to the "ON" position.
3. Set scan tool MB991958 to data reading mode for auto-cruise control
system.
Item 07, Transmission Range Switch.
When selector lever is at the "P" or "N" position, the display on
scan tool MB991958 should be "ON". When selector lever is at the "R" or "D" position, the display on
scan tool MB991958 should be "OFF".
4. Turn the ignition switch to the "LOCK" (OFF) position.
5. Disconnect scan tool MB991958.
Q: Is the switch operating properly?
YES: Go to Step 6.
NO: Refer to SYMPTOM PROCEDURES
. Then go to Step 7 .
STEP 6. Check the Symptoms.
Q: Can auto-cruise control be set?
YES: It can be assumed that this malfunction is intermittent (Refer to
HOW TO COPE WITH INTERMITTENT MALFUNCTIONS
).
NO: Replace the PCM [Refer to POWERTRAIN CONTROL
MODULE (PCM)
]. Then go to Step 7.
STEP 7. Check the symptoms.
Q: Can auto-cruise control be set?
YES: The procedure is complete.
NO: Return to Step 1 .
INSPECTION PROCEDURE 5: Hunting (Repeated Acceleration and Deceleration) Occurs at the Set Vehicle Speed. COMMENT The out
put shaft s
peed sensor si
gnal or the throttle bod
y is sus
pected.
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor
Page 954 of 3870
TROUBLESHOOTING HINTS (The most likel
y causes for this case:
)
Malfunction of the output shaft speed sensor. Malfunction of the throttle body. Malfunction of the PCM.
DIAGNOSIS REQUIRED SPECIAL TOOL:
MB991958: Scan Tool (MUT-III sub assembly)
MB991824: V.C.I. MB991827: USB Cable MB991910: Main Harness A
STEP 1. Using scan tool MB991958, read the diagnostic trouble code.
1. Connect scan tool MB991958 to the data link connector. (Refer to AUTO
-
CRUISE CONTROL SYSTEM DIAGNOSTIC TROUBLESHOOTING STRATEGY
).
CAUTION: To prevent damage to scan tool MB991958,
always turn the ignition switch to the
"LOCK" (OFF) position before connecting or
disconnecting scan tool MB991958.
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor