MITSUBISHI ENDEAVOR 2004 Service Repair Manual

Fig. 44: Identifying Connectors B
-18 B
-19

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA
.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor

Fig. 45: Identifying Connectors C
-03 C
-04
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
CIRCUIT OPERATION
Battery positive voltage is supplied to the stoplight switch (terminal 2 and 3). When the brake pedal is depressed, battery positive voltage is applied to the
PCM (terminal 9 and 33).
DTC SET CONDITIONS
CHECK CONDITION
The "CRUISE" indicator light illuminates.
Judgement Criteria Short in stop light switch circuit. Open circuit in the brake switch circuit (between PCM terminal 33 and
ground).
TROUBLESHOOTING HINTS (The most likely causes for this case:)
Malfunction of the stoplight switch. Damaged harness or connector. Malfunction of the PCM.
DIAGNOSIS REQUIRED SPECIAL TOOLS:
MB991223: Harness Set MB991923: Power Plant ECU Check Harness MB991958: Scan Tool (MUT-III sub assembly)
MB991824: V.C.I. MB991827: USB Cable MB991910: Main Harness A

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor

STEP 1. Using scan tool MB991958, check data list item 02: Set 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

Fig. 46: 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

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 the brake pedal is depressed, the display on scan tool
MB991958 should be "ON". When the 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 2.
NO : Go to Step 3 .
STEP 2. 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

Fig. 47: Connecting Scan Tool MB991958 To Data Link Connector

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor

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 the brake pedal is depressed, the display on scan tool
MB991958 should be "OFF". When the brake pedal is released, the display on scan tool
MB991958 should be "ON".
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 21 .
NO : Go to Step 15 .
STEP 3. Check the stoplight operation.
Check the stoplight operation.
When the brake pedal is depressed, the stoplight will illuminate. When the brake pedal is released, the stoplight does not illuminate.
Q: Is the stoplight will illuminate (when the brake pedal is depressed) and
the stoplight does not illuminate (when the brake pedal is released)?
YES : Go to Step 4.
NO : Go to Step 8 .
STEP 4. Measure the terminal voltage at PCM connector B-18.
1. Disconnect all the connectors from the PCM.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor

Fig. 48: Disconnecting All Connectors From PCM

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA
.
2. Connect special tool MB991923 (check harness) between the PCM and
the bod
y-side harness connector.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Auto, Cruise Control System - Endeavor