AD30.30-S-3000A | Cruise control (CC) diagnosis operational check | 23.4.97 |
ENGINE 111.948 /978, 601 in MODEL 638
with CODE (MD0) Cruise control for manual transmission
with CODE (MD9) Cruise control for automatic transmission
| Connection and use of testing equipment | ||
| Cruise control (CC) diagnosis previous knowledge | ||
Test scope | Operation/requirement | Specification | Possible cause / Remedy |
1 Maintaining constant speed | Accelerate vehicle to 45 km/h Touch "ACCEL. SET" pushbutton switch Release accelerator pedal | Cruise control active: Speed remains constant | |
2 Accelerating/maintaining constant speed | Hold pushbutton switch in "ACCEL. SET" position Do not depress accelerator Release switch at 60 km/h | Vehicle accelerates Speed remains constant at 60 km/h after stabilizing | |
3 Decelerating/maintaining constant speed | Hold pushbutton switch at "DECEL. SET" | Speed decreases slowly Speed remains constant at 50 km/h after stabilizing | |
4 Deactivating by depressing brake pedal | Set cruise control to 50 km/h Depress brake pedal slightly |
Speed decreases slowly | |
5 Deactivating by depressing clutch pedal | Set cruise control to 50 km/h Depress clutch pedal briefly |
Speed decreases | |
6 Storing | Carry out steps 4 and 5 Press "STORE" pushbutton switch |
Vehicle accelerates to 50 km/h and then remains at constant speed | |
7 Cruise control OFF | Toch "OFF" pushbutton switch | Speed decreases slowly, throttle control linkage is moved into off position |
Referenced documents
- ad0000s1000az Connection and use of testing equipment
- ad3030s2000a Cruise control (CC) diagnosis previous knowledge
- ad3030s600001a Cruise control test of electrical system voltage supply
- ad3030s600002a Cruise control test of electrical system cruise control switch
- ad3030s600002b Cruise control test of electrical system cruise control switch
- ad3030s600002c Cruise control test of electrical system cruise control switch
- ad3030s600002d Cruise control test of electrical system cruise control switch
- ad3030s600003a Cruise control test of electrical system actuator motor
- ad3030s600004a Cruise control test of electrical system clutch pedal switch
- ad3030s600005a Cruise control test of electrical system vehicle speed signal
- ad3030s600006a Cruise control test of electrical system cruise control control module
- ad3030s600006b Cruise control test of electrical system cruise control control module
- ad3030s600006c Cruise control test of electrical system cruise control control module
- ad3030s600006d Cruise control test of electrical system cruise control control module
- ad3030s600006e Cruise control test of electrical system cruise control control module