Pic. 8.2. Location of engine warning light
If the light stays on while the engine is running, check for a DTC.
Note. After switching on the ignition, the control lamp lights up, which indicates a check of the engine management systems and the control pump, then after a few seconds the control lamp turns off.
Pic. 8.3. The location of the fuel system elements in a car with a diesel engine: A - electronic engine control unit (with atmospheric pressure sensor); B - camshaft position sensor; C - nozzle; D - fuel pressure sensor, fuel temperature sensor; E - throttle control solenoid valve, turbocharger damper control solenoid valve; F - EGR valve position sensor (EGR), EGR valve; G - air flow meter (together with the temperature sensor of the air entering the engine); H-relay air conditioner; I - glow plug relay block; J - fuel pressure regulator; K - crankshaft position sensor, vehicle speed sensor; L - coolant temperature sensor; N - clutch pedal position switch, brake light switch; P - accelerator pedal position sensor (1st and 2nd channel); Q - air conditioning system switch; R - main relay, diagnostic socket; M - absolute pressure sensor