30 Acceleration Control System - OM602, OM603

Maintenance Jobs - 1986 through 1993

• 3022 - Inspecting, lubricating throttle linkage

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Additional Information

• Troubleshooting your Cruise Control
• ASD, ASR, 4MATIC - Driving Dynamic Systems: ASD, ASR and 4MATIC

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Cruise control / Tempomat

• 30-500 - Functional description (for manual transmission version valid up to May 93)
• 30-502 - Hints for troubleshooting
  • Select complaint... Cruise control / Tempomat not functioning Completely or temporarily not functioning: Cruise comtrol, Speed warning, Trip computer Cruise control / Tempomat temparily not functioning Can't be switched on, switches off while driving, or will be shaking Switches off while driving, but can be newly stabilized w/o interuption Can be switched on only at a speed higher than 50 kph Can be switched on only at a speed higher than 60 kph CC hunting throughout entire speed range Vehicle shaking on level road Vehicle shaking on level road and when driving downhill Line end of engine harness Vehicle shaking in no-load condition Vehicle shaking under load Vehicle shaking in partial load condition Vehicle jerk when ACC switch is actuated Shaking during deceleration Vehicle runs 10kph beyond fixed speed, + there may be shaking or shutting off at higher speeds Vehicle shaking when CC switch held id "Decel' CC actuator rattling in key position two
• 30-504 - Testing with adapter
• 30-506 - Testing reference resistor
• 30-541 - Removing and installation of cruise control actuator
• 30-545 - Removing and installation of pushbutton switch
• 30-550 - Removing and installation of sensor (Models 124, 201)
• 30-561 - Adjusting connecting rod or control cable
• 30-565 - Removing and installation of cruise control amplifier
• 30-566 - Removing and installation of cruise control reference resistor
• 30-575 - Removing and installation of switch on clutch pedal (up to May 93)
• 30-576 - Installation of relay against partial load shaking
• 30-577 - Installation of relay against deceleration shaking
• 30-579 - Layout of connectors
• 30-580 - Wiring diagrams

Accelerator control

• 30-0010 - Lubricating accelerator control linkage, checking ease of movement and wear
• 30-0327 - Adjusting longitudinal accelerator control shaft Model 126 <USA>
• 30-0400 - Retrofitting accelerator control shaft and bearing bracket <USA only>
• 30-0405 - Retrofitting charge pressure shut-off relay
• 30-1010 - Adjusting accelerator control linkage
• 30-1321 - Removing and installing accelerator pedal
• 30-3022 - Removing and installing firewall bearing for accelerator pedal lever
• 30-3402 - Removing, adjusting and installing Bowden cable
• 30-7300 - Testing Tempomat cruise control, vehicles with ASR

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