Diagnostic codes and data to check for failed items

Diagnostic codes are given in table 8.3, and data for checking faulty elements - in table 8.4.

Table 8.3. 4G1 engine diagnostic codes

Code	Faulty element
11	lambda probes
12	Air flow meter
13	Inlet air temperature sensor
14	Throttle position sensor
21	coolant temperature sensor
22	Crank angle sensor
23	Camshaft position sensor
24	Movement speed sensor
25	Atmospheric pressure sensor
31	Knock sensor
41	Nozzle
44	Ignition coil, power transistor
54	Anti-theft device
61	Communication line between automatic transmission and engine control unit (with automatic transmission)
64	Generator terminal FR

Table 8.4. Data for checking faulty elements of the 4G1 engine