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Home >> Mercedes Benz >> 2001 >> SL500 >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control -- 129 Chassis >> Self-Diagnostic System >> Fuel metering pump delivery quantity, testing fuel delivery of stationary heater - AD83.70-P-7000 >> Fuel metering pump leaks, testing fuel delivery of stationary heater/heater booster - AD83.70-P-7000-02A

Fuel metering pump leaks, testing fuel delivery of stationary heater/heater booster - AD83.70-P-7000-02A

Model 129 as of 01.06.97 and model 210 as of 01.01.96 with stationary heater 

Model 210 as of 01.03.97 and models 168, 202 with heater booster 

HAND-HELD TESTER Scope of test Measuring instrument/Test connection Operation/Requirement Specified value
  • Possible cause/Remedy
1.0  Stationary heater fuel metering pump (Y23) 
Internal leaks
Model 129 as of 01.06.97 and model 210 as of 01.01.96 with stationary heater 
Model 210 as of 01.03.97 and models 168, 202 with heater booster 
 
  • Ignition: OFF 
  • Disconnect pressure line on stationary heater fuel metering pump
No fuel shall escape from the fuel metering pump Stationary heater fuel metering pump (Y23)