P1624

P1624 00

CIM Missing on Bus







Fault symptom
- Engine may not start.

On-board diagnosis

Type of diagnosis:
- Continuous

Enable criteria:
- Ignition on for at least 3 s.
- Battery voltage must be between 6 - 18 V.

Fault criteria:
- No communication with CIM for 1.25 s.

Dependent:
- None

System reaction to a fault:
- The control module uses substitute value +20 degree C for outside temperature.

OK report:
- Fault criteria NOT fulfilled for 2 s.

Fault handling:
- Type III without Check Engine.
(See section Fault handling III, "Other emission-related components and functions" for more information.)

Checking the wiring harness
- Move the wiring harness at several spots and in several directions to reveal intermittent breaks and short-circuits. Check switches, connectors and crimp connections for oxidation, retracted pins and pin clamping force.

Diagnostic help

Diagnosis regards:
- Electrical fault on bus leads or in the component.
- Fault diagnosis for CIM should be carried out.

Functions in the diagnostic tool related to the fault:
- Response test, under "All/Bus" menu.
- Read / Reset Bus Configuration
- Read / Clear Bus Off Counter