DaimlerChrysler Jeep Grand Cherokee 2002, Руководство по обслуживанию

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Symptom:
*ENGINE WILL NOT CRANK
POSSIBLE CAUSES
BATTERY CABLE HIGH RESISTANCE
CHECKING FOR SKIM OR TCM CODES
ECM
INSPECT BATTERY CABLES
MECHANICAL PROBLEM
OPEN FUSED BATTERY (+) CIRCUIT
OPEN IGNITION SWITCH START CIRCUIT
OPEN IGNITION SWITCH START OUTPUT AT THE ECM
STARTER MOTOR
STARTER RELAY
STARTER RELAY CONTROL CIRCUIT OPEN
STARTER RELAY CONTROL CIRCUIT SHORTED TO VOLTAGE
STARTER RELAY OUTPUT CIRCUIT OPEN
VERIFY PARK/NEUTRAL SIGNAL
TEST ACTION APPLICABILITY
1 Turn the ignition off.
NOTE: The battery must be fully charged before diagnosing a no crank
condition.
Inspect the battery cables for corrosion, looseness or other problems.
Is there evidence of problems? All
Yes
→
Repair as necessary.
Perform NO START VERIFICATION - VER-1.
No
→
Go To 2
2 Turn the ignition on.
With the DRBIII
t
, read the SKIM and TCM DTCs.
Does the DRBIII
t
display any SKIM or TCM DTCs?
All
Yes
→
Refer to symptom list for problems related to SKIM or TCM.
Perform NO START VERIFICATION - VER-1.
No
→
Go To 3
3 Turn the ignition on.
With the DRBIII
t
in Engine, Inputs/Outputs, read the P/N Switch state while
moving the gear selector between Park and reverse.
Does the P/N Switch state change when moving the gear selector?
All
Yes
→
Go To 4
No
→
Refer to symptom list for problems related to Park/Neutral Switch
Signal.
Perform NO START VERIFICATION - VER-1.
238
DRIVEABILITY - DIESEL
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