The 1999 Jeep Wrangler arrives equipped using a PCM (Power educate look after Module). The PCM should certainly be the principal confidential computer for that 1999 Jeep Wrangler. whenever a problems arises, the PCM recognizes the it and stores the code for that problem. after the fact that PCM stores the code, the “Check Engine” lumination will illuminate. make specific you reset the “Check Engine” lumination to create it turn off.
1. activity 1
Locate the 16-way data website link below the driver-side dash near to the driver-side door. This should certainly be the connector the fact that DRB Scan unit will hook into.
2. activity 2
Turn the ignition on and away three several instances to decide the “Error Codes.” Turn the ignition on, off, on, off, on. This must acquire finished in no much lower than 5 seconds.
3. activity 3
Inspect the “Check Engine” light. perfect after you turn the ignition on and away the required amount of instances within of 5 seconds, the “Check Engine” lumination will flash the identical amount of instances since the error code using a pause amid the two several flash numbers. Example: once the “Check Engine” lumination flashes three instances then pauses after which flashes 4 an ideal offer more times, then the error code should certainly be 34.
4. activity 4
Hook the DRB Scan unit to the 16-way connector below the driver-side dash. stick to the prompts for entering all through the “Error Code” number. The DRB toll will then locate the error and inform you the problems that is principal to it.
5. activity 5
Fix any troubles the fact that DRB unit has recognized and reset the “Check Engine” light. To reset the “Check engine light”, disconnect the optimistic battery cable television set away from your optimistic battery article for sixty seconds. Use an adjustable wrench to loosen and remove the optimistic battery cable.
6. activity 6
suit the optimistic battery cable television set back again concerning the optimistic battery article and tighten cutting using the adjustable wrench.
7. activity 7
Turn the ignition essential on for 5 seconds after which crank the engine. The “Check Engine” lumination must acquire out or even the “Check Engine” lumination will flash after which go out.