Operation CHARM: Car repair manuals for everyone.

General

TESTING EGR

For complaints such as: Very poor engine performance, black or blue smoke.

Test conditions: Throttle linkage correctly adjusted, connect tachometer, engine at operating temperature, run engine at idle (750 ± 100/min), steering in straight ahead position, air conditioning turned off, selector lever of automatic transmission in position "P".

Tested: Exhaust gas recirculation (EGR).


Special tools




Conventional tools
Digital tester e.g. Bosch, MOTOO1.03
e.g. Sun, DIT 9000
e.g. Sun, 1019
Multimeter e.g. Sun, DMM-5

Self-made test connection