2/42241, 2/42251, 2/42252, 2/42291

Fault diagnosis chart, LH 2.4 and LH 2.4.2

Fault codes 2/42241, 2/42251, 2/42252, 2/42291





Malfunction indicated
Incorrect voltage level (below 10 V or above 16 V) applied to pin 4 of the control module.

Fault symptom
Car runs poorly or will not start.

Test procedure

1 Check the battery and also the starting and charging systems.

2 With the ignition switched off, check that battery voltage is present on pin 4 of the control module.

If it is not, check the red lead and yellow lead connected to distribution block 75 adjacent to the battery tray for continuity.

3 Clean and check the connections at the following grounding points:

- battery
- grounding point G2 behind the battery
- grounding point G25 on the gearbox
- grounding point G7 on the engine